Add or subtract to simplify(4x - 2x^3) +(5x^3 - 4x + 5)

Answers

Answer 1

Answer: 4x -8+ 125x -4x +5

Answer 2
Answer: 3x^3 + 5

Explanation:

Remove parentheses and combine the opposite terms in 4x - 2x^3 + 5x^3 - 4x + 5 = -2x^3 + 5x^3 + 5

Add -2x^3 and 5x^3 = 3x^3 + 5

Related Questions

129 divided 50 pls hurry

Answers

Answer:

2.58

Step-by-step explanation:

129/50 = 2.58

Number equivalent to 129 /50 is 2.58 .

Given,

129 divided 50

Using division property,

The rules for division are:

(1) positive × or ÷ positive = positive

(2) positive × or ÷ negative = negative

(3) negative × or ÷ negative = positive

Rule for long division method,

Divide the tens column dividend by the divisor.

Multiply the divisor by the quotient in the tens place column.

Subtract the product from the divisor.

Bring down the dividend in the ones column and repeat.

Therefore,

divide, multiply, subtract, bring down and repeat or find the remainder.

Here the required value is of :

129/50

= 2.58

Hence the answer is2.58

Know more about division,

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Determine the area of each triangle.

Answers

Answer:

33 cm27 m

6. 7mm

dont remember how to do the rest

Step-by-step explanation:

Suppose your budget for an office luncheon allows you to spend no more than $ 150 on Sandwiches and Salads . Sandwiches cost $4 each and Salads costs $ 7 each. Write and graph an inequality to model the scenario .

Answers

Okay so it would be 150=4X+7

A gardener needs to move 2,782 pounds of dirt. He can carry 96 pounds in his wheelbarrow. How many trips will he need to make with the wheelbarrow?

Answers

Answer:

28.9

Step-by-step explanation:

2782 divied by 96 gives you 28.9.

i need help plz answer correctly, im giving brainliest and extra points for the 1st person so you better hurry.

Answers

Answer:

jsjzjdjdjdkthtabzgbgzbtzngzngzngsnysngsngdjysjysj

Find the value of x in the image above

Answers

Answer:

Step-by-step explanation:

1. Find the present value of an investment that is worth $19,513.75 after

earning 3% simple interest for 5 & 1/2 (5.5) years.

2. Mr. Clopu buys an 18-month CD that pays 4 3/4% simple interest for $5,000. Find the value of the CD at the end of its term.

Answers

1) To get the present value, we need to get the amount after 5.5years

Amount = Principal + Interest

Interest = PRT/100

Interest = $19,513.75*3*5.5/100

Interest = 321,976.875/100

Interest =  $3219.76875

Amount = $19,513.75+$3219.76875

Amount = 22,733.51875

Hence the present value is $22,733.51875

2) Simple Interest = PRT/100

Simple Interest = 5000*(4 3/4)* 18/12*100

Simple interest = 5 * 19 * 18/4*12

Simple interest = 1710/48

Simple interest =35.625

Amount = 5000 + 35.625

Amount = $5035.625

Hence the present value is $5035.625

Write an equation for the line that is perpendicular to Y=-3/7x+4 and passes through (-4,-5)

Answers

9514 1404 393

Answer:

  y = 7/3x +13/3

Step-by-step explanation:

The equation of the given line is in slope-intercept form (y=mx+b), so we can see the slope (m) is -3/7. The slope of the perpendicular line is the opposite reciprocal of this, so is ...

  m = -1/(-3/7) = 7/3

The y-intercept of the perpendicular line can be found from ...

  b = y -mx

  b = -5 -(7/3)(-4) = -15/3 +28/3 = 13/3

Then the slope-intercept equation of the perpendicular line is ...

  y = mx +b

  y = 7/3x +13/3

_____

Additional comment

You can get there a little faster using the point-slope form of the equation of a line. For slope m and point (h, k) that form is ...

  y -k = m(x -h)

For our perpendicular line, the equation is ...

  y +5 = 7/3(x +4)

what’s the distributive property for 3(2x -1)*

Answers

Answer:

6x-3

Step-by-step explanation:

remove breceket

3×2 =6

3×-1= -3

answer is 6x-3

6x=3 is the answer.

Write an equation of a line in slope intercept form that passes through
(8,-1) and is perpendicular to y =-4x-7 *

Answers

Answer:

Step-by-step explanation:

Which equation has a slope of 3?

y=3y is equal to 3

y=3−xy is equal to 3 minus x

y=3x−1y is equal to 3 x minus 1

y=x+3

Answers

Answer:

the third one

Step-by-step explanation:

slope intercept form is y = mx + b

where m = slope

for the third one m = 3

therefore the third one is the correct answer

Find the measures of angles 1,2,3,5,6,7, and 8.

Answers

Answer:

1DK

Step-by-step explanation:

What number is the divisor in the division problem below? 36 = 4= 9

A. 9

B. 36

C. 4​

Answers

Umm isn’t it 36 I don’t know

Tanya bought a bunch of bananas that weighed 2 pounds 14 ounces. How much is this. A) 30 ounces B)46 ounces C)16 ounces D)38 ounces

Answers

Answer:

B) 46 ounces

Step-by-step explanation:

1 pound is 16 ounces, so 16*2 = 32 + 14 = 46!

The weight of bananas in ounce is 46 ounces.

What is Unit Conversion?

The same attribute is expressed using a unit conversion, but in a different unit of measurement.

For instance, time can be expressed in minutes rather than hours, and distance can be expressed in kilometres, feet, or any other measurement unit instead of miles.

Given:

Tanya bought a bunch of bananas that weighed 2 pounds 14 ounces.

as, 1 pound = 16 ounces

So, the weight of bananas in ounce is

= 2 x 16 + 14

= 32 + 14

= 46 ounces

Learn more about Unit Conversion here:

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Solve the equation for a.

3a+13.61=−9.43

What is the value of a that correctly solves the equation?

Enter your answer as a number with two decimal places, like this: 4.25

Do not round your answer.

Answers

Answer:

a=-7.68

Step-by-step explanation:

3a+13.61=-9.43

               -13.61

_____________

               -23.04

3a=-23.04

-23.04/3= -7.68

If the volume of the cylinder is represented by the expression 48x,
which of the following expressions could represent the volume of a
cone with the same base area and height?
A. 16x
B. 24
C. 192.
D. 144

Answers

Uh I think B ‍‼️☹️☹️(I had to make this 20 characters long so I can send it-)

ellen plans to leave an 18 percent tip withher 23.75 lunch bill

Answers

Answer:

23.75/100*118=28.025

You divide by a 100 to find 1%

Answer:

$4.27

I hope this helps!!!

If an isosceles triangle has one side that is
twice the length of its shortest side, and
its perimeter is 65 inches, what are the
measurements of its three sides?

Answers

Answer:

.

Step-by-step explanation:

Plz help i have to get this finished in 10 minutes and im having trouble

Answers

9514 1404 393

Answer:

  see attached

Step-by-step explanation:

When you have a lot of similar problems to do, it can be worthwhile to let a spreadsheet or calculator do the repetitive calculations. The formula is given in your problem statement. All you have to do is put the numbers in and multiply. For total value, you add the interest to the principal.

6 months = 1/2 year

A class of 195 students went on a field trip. They took 7 vehicles, some cars and some buses. Find the number of cars and the number of buses they took if each car holds 5 students and each bus hold 45 students.

Answers

Answer:

3 cars and 4 buses

Step-by-step explanation:

Let x = cars

Let y = buses

7 vehicles

x + y = 7

cars hold 5 students and each bus holds 45 students

5x + 45y = 195

Solve using subbstitution

x + y = 7

x = 7 - y

5x + 45y = 195

5(7 - y) + 45y = 195

35 - 5y + 45y = 195

35 + 40y = 195

-35             -35

40y = 160

y = 4 (buses)

x + y = 7

x + 4 = 7

x = 3 (cars)

What is an equation of the line that passes through the points (-4,4) and (4,6)

Answers

Answer:

y=1/4x+5

Step-by-step explanation:

1/4x is your slope you get from graphing

URGENT!

I need to find the slope of the numbers shown in the table!

X-Y
0-0
2-1.2
4-2.4
6-3.6
8-4.8

Answers

Slope=y2-y1/x2-x1
Slope=1.2-0/2-0
Slope= 0.6

Answer:

hold up just give me a sec

Step-by-step explanation:

it's Slope=y2-y1/x2-x1

Slope=1.2-0/2-0

Slope= 0.6

A local company employs a varying number of employees each year, based on its needs. The labor costs for the company include a fixed cost of $44,604.00 each year, and $27,396.00 for each person employed for the year. For the next year, the company projects that labor costs will total $1,715,760.00. How many people does the company intend to employ next year?
A.
731
B.
125
C.
61
D.
31

Answers

The answer is C
First you subtract 44,604 from 1,715,760 to get 1,671,156 then you divide 1,671,156 by 27,396 to get 61 people

For the following rectangular prism, drag and drop the steps needed to find the volume in the correct order. Then type the volume in the last box. Not all pieces will be used.

Picture shown.

Answers

Answer:

Volume = 100 [tex]in^{3}[/tex]

Step-by-step explanation:

Volume, V= Bh

length = 10 inches

width = 5 inches

height = 2 inches

So that,

B = 5(10)

  = 50 [tex]in^{2}[/tex]

B = 50 [tex]in^{2}[/tex]

Then,

V = (50)(2)

  = 100

v = 100 [tex]in^{3}[/tex]

Find the exact value of the expression: -6 3/5 - (-7 4/15) + 2 1/5

Answers

Answer:

Step-by-step explanation:

-6 3/5 - (-7 4/15) + 2 1/5

Combine the first and third terms first

-6 3/5 + 2 1/5 = - 4 2/5

Now deal with the second term

- (- 7 4/15) = 7 4/15

7 4/15 - 4 2/5      

7 4/15 - 4 6/15           Add 15/15 to 7 4/15 Subtract 1 from the 7

6 19/15 - 4 6/15

2 13/15

Find the radius of a circle ,given that it’s circumference is 22cm

Answers

Answer:

3.5cm

Step-by-step explanation:

hope i helped:)plz mark me as Brainliest

Triangle DEF is similar to triangle D'E'F'.Triangle D E F is rotated about point F and is shrunk to form triangle D prime E prime F prime. Which similarity transformation could map △DEF to △D'E'F'? dilation and reflection dilation and translation rotation and dilation rotation and reflection

Answers

Answer:

The answer is "Rotation and dilation".

Step-by-step explanation:

The rotation is a spatial movement, which maintains at least one stage. The dilation of a transition affects a figure's dimensions. The center, as well as a scale factor k, are required Which meaning k determines if the expansion is an expansion or a decrease, therefore the above choice is correct because it just rotated and dilated from its original form.

Answer:

A i think

Step-by-step explanation:

Solve the equation 2x2 – 13x + 7 = x2 to the nearest tenth.

Answers

The answer for the question is x= 12.44, x = 0.56

The measures or two angels are (5x+24°) and (9x-17°). What is the of x if these angles are congruent.

Answers

Answer:

x = 10.25°

Step-by-step explanation:

Given that :

(5x+24°) and (9x-17°)

If both angles are congruent ;

(5x+24°) =(9x-17°)

5x - 9x = - 17 - 24

-4x = - 41

x = 10.25°

Hence, the value of x = 10.25°

Find the Value of X in simplest radical form and Find the measure of angle A.​

Answers

Answer:

A = 30°

x = 9·√3

Step-by-step explanation:

Part A

In the drawing, we are given;

The radius of the circle with center at point S = SA = 18

ΔAHA is a right triangle

One of the leg length of ΔASH = 9

The length of the hypotenuse side of ΔASH, AS = 18 The radius of the circle with center at the point 'S'

By Pythagoras's theorem, the length of the (radius) side, AS  = √(SH² + AH²)

∴ AH = √(AS² - SH²)

AH = √(18² - 9²) = √(243) = 9·√3

AH = 9·√3

By circle theorem, SH bisects the line AH extended to the circumference of the circle

SH bisects the line with length AH + x

∴ AH = x

x = AH = 9·√3

x = 9·√3

Part B

By trigonometric ratios, we have;

[tex]sin\angle A = \dfrac{Opposite \ leg \ length}{Hypotenuse \ length}[/tex]

[tex]\therefore sin\angle A = \dfrac{9}{18} = \dfrac{1}{2}[/tex]

∠A = arcsine (1/2) = 30°

Angle A = 30°

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