plz help me

When solving equations containing rational expressions, which of the following is a true statement?

A. The multiplication property of equality only applies to equations where the rational expressions are identical.

B. The solution to an equation with rational expressions must be a rational expression.

C. There is no need to check the solution to an equation with rational expressions since it is guaranteed to be right.

D.The addition property of equality applies to equations with rational expressions.​

Answers

Answer 1

Answer:

D.The addition property of equality applies to equations with rational expressions.​

Step-by-step explanation:


Related Questions

Two slices of dance famous pizza half 250 cal how many calories are in five slices of pizza

Answers

Answer:

625

Step-by-step explanation:

Since two slices is 250 calories, let us find how many calories is there in one.

250/2=125 (note, slash signs represents divide sign. When writing down, please write the actual sign.)

Now, we find how many calories are there in 5 pizza slices.

125x5=625

104.037 what is the value of the 7

Answers

Answer:

The value of 7 is 0.07.

Step-by-step explanation:

Basically, it is seven thousandths.

Hope I helped! ☺

90 minus 50 divided by 5 times 6 plus 2

Answers

Anwer:32

Step-by-step explanation:

Answer:

32

Step-by-step explanation:

To find out what to do first, use PEMDAS (Parentheses, Exponents, Multiplication, Division, Addition, ans Subtraction)

Now it should look like this: (90-((50/5)*6)) + 2

First, divide 50 by 5 and get 10

So now it will be like this: (90-(10 x 6) + 2

Next, multiply 10 by 6 and you'll get 60.

The problem is looks like this: (90 - 60) + 2

Then, subtract 60 from 90 and get 30.

30 + 2

Lastly, add 30 and 2 to get 30.

Hope this helps.

If f(x) = 2 /3 x + 9, find f−1(x).
A) f square root −1(x) = 3x − 9
B) f square root −1(x) = 2 /3 x + 9
C) f square root −1(x) = 3 /2 x + 27/ 2
D) f square root −1(x) = 3/ 2 x − 27/ 2

Answers

Answer:

its A or B

Step-by-step explanation:

i think becuase i am very sure that it is not B

The average a of two numbers c and d is equal to half the sum of c and d

Answers

Answer:

[tex]\frac{c + d}{2}= \frac{c + d}{2}[/tex]

Step-by-step explanation:

Required

Write the given statement as an equation

To start with, we solve for the average of c and d

[tex]Average = \frac{\sum x}{n}[/tex]

[tex]Average = \frac{c + d}{2}[/tex]

Next, is to determine half sum

[tex]Half\ sum = \frac{c + d}{2}[/tex]

Since both are equal; we have"

[tex]\frac{c + d}{2}= \frac{c + d}{2}[/tex]

The above shows that the statement is true

write 562,789 in word form

Answers

Answer:

Five hundred sixty two thouand, seven hundred eighty nine

Step-by-step explanation:

HURRY PLEASE!!!
Mrs. Powell is hiking up to the highest peak at the Rocky Mountains. What kind of slope would she have?
a. negative
b.positive
c.zero
d. unidentified

Answers

Answer:

Positive slope

Step-by-step explanation:

Because he's going up

Answer:

B, Positive

Step-by-step explanation:

Since Mrs. Powell is hiking UP,

the slope would also go up.

On a number line, the numbers going up get higher ( 1, 2, 3, ).

The altitude is getting higher, so numbers are being added.

A number with a plus ( + ) is positive.

A man has painted 1/5 of a tower. He started at the tower's base and is now 35 feet above the ground. How tall is the tower?

Answers

Answer:

175 ft

Step-by-step explanation:

5 sections

1 is equal to 35ft

multiply 35×5

PLSSS HELP YA GIRL OUTTT , ( imma mark brainliest) (35 points)
The Air Quality Index, or AQI, measures how polluted the air is in your city and assigns a number based on the quality of the air. Over 100 is “Unhealthy”.
The following quadratic regression equation gives us an estimate of n, which is the number of days the AQI exceeded 100 a particular year. We will use this equation to estimate the number of days the AQI was over 100 in the year 1995.
n = 1.76 t squared minus 13.32 t + 41.00
(Let t represent the number of years since 1990. Therefore, t = 0 corresponds to the year 1990. For the estimate of n, round to the nearest whole day.)
a. 18 days
b. 24 days
c. 182 days
d. 72 days

Answers

Answer:

its either B or C

Step-by-step explanation:

hope it helps

sorry if its wrong

Answer:

a

Step-by-step explanation:

There are 80 sixth graders at Wilson Middle School only 50% of the sixth graders will attend the morning assembly.How many sixth graders will be at the morning assembly

Answers

40 Students

80 x .5 = 40

PLZ HELP MEEEEEEEEEEEEEEEEEE

Answers

Answer:

c

Step-by-step explanation:

its makes most sense

Answer:

c. because i look it ☝ done plzzz help me

A factory produces 150 plastic compounds per hour. How many components does the factory produce per minute?

Answers

Answer:

2.5 components but if you need to round 2

Answer:  

150 per 60 mins would be 2.5 per 1 min

Step-by-step explanation:

150/60 = 2.5


Find the value of x

Answers

[tex]8x + 40 = 120[/tex]

Subtract sides -40

[tex]8x + 40 - 40 = 120 - 40[/tex]

[tex]8x = 80[/tex]

Divided sides by 8

[tex] \frac{8}{8}x = \frac{80}{8} \\ [/tex]

[tex]x = 10[/tex]

Done .....♥️♥️♥️♥️♥️

PLEASE HELP BEST ANSWER GETS BRAINLIEST
Find the equation of the line in slope-intercept form. a Slope of 2 and y-intercept of −7

Answer:

Answers

Since y=Mx+b (m being slope and b being y-intercept,
The answer is y=2x-7

help with this please ​

Answers

1 bookcase = 1/5 gallons

x bookcase = 3 gallons

1/5x = 3

x = 3/0.2

x = 15

81 - 100a2
What is the answer

Answers

Answer:10a

Step-by-step explanation:

Since both terms are perfect squares, factor using the difference of squares formula,

a

2

b

2

=

(

a

+

b

)

(

a

b

)

where

a

=

9

and

b

=

10

a

.

(

9

+

10

a

)

(

9

10

a

)

WILL GIVE BRAINLIEST SO DESPERATE PLS

The life zones on Mount Rainier, a mountain in Washington, can be approximately classified by elevation, as follows.

Low-elevation forest: above 1700 feet to 2500 feet
Mid-elevation forest: above 2500 feet to 4000 feet
Subalpine: above 4000 feet to 6500 feet
Alpine: above 6500 feet to the summit


Write a compound inequality that represents the elevation range h
for each type of plant life.

Answers

Answer:

Look down below

Step-by-step explanation:

It's been a little while since I've looked at compound inequalities, so forgive me if this is a bit long.

Let's start with the Low Elevation Forest. Let x represent what is considered the forest. If this is above 1700, x>1700 (which can be rewritten as 1700<x). (Remember, as silly as this may sound, the mouth of the alligator eats the larger part! So the large number has the wide part of the symbol. Remember also that if the sign is < or >, then it includes the number the 'mouth' is facing.) If the forest is up to 2500, you'll generally include 2500 in your equation, so x<2500. This means 1700<x<2500 or x>1700 and x<2500.

Now let's repeat that with the other parts of the question. Mid elevation is x>2500 and x<4000. Subalpine would be x>4000 and x<6500. Alpine is then x>6500 and x< the summit (which is probably the elevation of Mount Rainer in this problem or 14410 feet).

Now we have the question itself. Let's replace x with t for trees for part a. This would mean in the low elevation forest, t>1700 and t<2500 which can be rewritten 1700<t<2500. Now we have flowers in the subalpine AND alpine zones. Let's use f for flowers. If flowers can be in either zone, let's combine them! Because t>4000 and t<6500 in the subalpine level and t>6500 and < the summit (aka 14410 feet), flowers can grow anywhere  above 4000 feet. So flowers would be f>4000 and f<14410. Again, you can combine these into: 400<f<14410.

Sorry this is so long, but I hope it helps :)

Frank has 6 blocks of cheese. How many pizzas can he make if each pizza needs 4/3 a block of cheese?​

Answers

Step-by-step explanation:

So if you need to use 4/3 of a cheese block that is 1 1/3 of those cheese blocks so keep adding until you get to 6 blocks of cheese or just about 6 blocks

PLEASE ANWSER QUICK
What is the approximate distance between the points (9,2) and (4,8)?

Answers

Answer:

(5,6)

Step-by-step explanation:

Answer with step-by-step explanation:

(9,2) - (4,8) = (5,-6)

Hope this was helpful! (brainliest please)

PLEASSSS PLEAS HELPPPPP Use the function f ( x ) = 2 − 5 x to fill out the table.




x f(x)

-2 ___

-1 ___

0 ___

1 ___

2 ___

Answers

Given function:

       f(x) = 2 - 5x

Table;

        x                        f(x)

        -2                         12

         -1                          7

         0                          2

          1                          -3

          2                        -8

The function is f(x) = 2 -5x

For;   x = -2;        f(x) = 2 - 5(-2)  = 12

                            f(x) = 2 - 5(-1) = 7

                            f(x) = 2 - 5(0) = 2

                            f(x) = 2 - 5(1) = -3

                            f(x) = 2 - 5(2) = -8

Answer:f(x) = 2 - 5(-2)  = 12

                           f(x) = 2 - 5(-1) = 7

                           f(x) = 2 - 5(0) = 2

                           f(x) = 2 - 5(1) = -3

                           f(x) = 2 - 5(2) = -8

The function f ( x ) = 2 − 5 x.

Plug in-  f ( 2 ) = 2 − 5x2

Simplify

2.Ricky has $100 to spend and wants to order some DVDs on the internet. Each DVD costs $15.00, and
shipping for the entire order is $10.00. What is maximum number of DVDs he can afford

Answers

Answer:

He can get 60 dvds

Step-by-step explanation:

This is why he can get 60 dvds Because 15x6=90 and 10 for shipping make it 100 exactly.

Solid shape is made 4 cubes. What is the front elevation ​

Answers

The easiest method to draw elevations to the same scale as your floor plans to make the process a bit easier.Tape your main floor plan drawing to the surface of your work table with the front side house facing towards you

The front elevation of the cube will be either a square or a rectangle.

What is a cube?

A three-dimensional object with six congruent square faces is called a cube. The cube's six square faces all have the same dimensions.

Given that, a solid shape is made from 4 cubes.

The front face of a cube is square, therefore, the front elevation of 4 cubes will be either a square or a rectangle.

Hence, the front elevation of the cube will be either a square or a rectangle.

Learn more about cubes:

https://brainly.com/question/29372770

#SPJ2

that is my question ​

Answers

The Answer to this is 10 seconds

A hotel chain is ordering new furnishings what is the total cost of 1,000 sheet sets 1,000 pillows,and 100 desk chairs

Answers

2,100 I don’t know the cost though because you didn’t tell us

Pls help i need it now ill give brainliest if right (:​

Answers

-7 [tex]\frac{9}{16}[/tex]

-2 3/4 = -2.75

-2.75^2 = -7.5625

-7.5625 = -7  [tex]\frac{9}{16}[/tex]

. Uno de los problemas ambientales es la escasez de agua para proveer de agua a una comunidad, se necesitan 3846 metros de
Tuberia, y cada tubo mide 6 metros de largo. ¿Cuantos tubos se necesitan?​

Answers

Answer:

n = 641

Step-by-step explanation:

Pipe required to provide water is 3846 m

Length of each pipe is 6 m

We need to find the no of tubes required. Let there are n tubes. It can be calculated as follows :

[tex]n=\dfrac{3846 }{6}\\\\n=641[/tex]

Hence, 641 tubes will be needed.


Evaluate f(x) = 1/4x for x = -5.
A. 20
B. -1/20
C. -1 1/4
D. -4/5

Answers

Answer: C

Step-by-step explanation:

1/4th of -5 is -1.25 so in fractions that is -1 1/4 (ANSWER IS C)

the answer is C

round 49,815,662 to the nearest hundred thousand

Answers

Answer:

49,800,000 is the answer

Answer:

50,000,000

Step-by-step explanation: What you would do is if you have to round up, remember this way to always get it right. 4 or below = stays the same 5 or above = rounds up. so 49,815,662. Well we would take the 8 and round it up to the 9 making it 10 so 49 turns into 50.

8 loads of stone weigh 2/5 ton. Find the weight of 1 load of stone.

Answers

Answer:

100 pounds

Step-by-step explanation:

2/5 ton equals 800 pounds

800 divided by 8 equals 100 pounds

Which is larger: 90%of 20 OR 20% of 95

Answers

Answer: 20% of 95

Step-by-step explanation: 20% of 95 is 19 and 90% of 20 is 18. So 19>18.

Hi! I believe your answer is ---20% of 95--- because 90% of 20 is 18, but 20% of 95 is 19, so that is larger. I hope this helps you! Good luck and have a great day. :)

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