Answer:
50 years.
Step-by-step explanation:
Hope this helps!
Solve the inequality:
14.3 > 5(z- 2) - 2.1
Answer:
z < 5.28
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightEquality Properties
Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtract Property of EqualityStep-by-step explanation:
Step 1: Define
14.3 > 5(z - 2) - 2.1
Step 2: Solve for z
Distribute 5: 14.3 > 5z - 10 - 2.1Subtract: 14.3 > 5z - 12.1Add 12.1 on both sides: 26.4 > 5zDivide 5 on both sides: 5.28 > zRewrite: z < 5.28Here we see that any value z smaller than 5.28 would work as a solution to the inequality.
A green rope is 60.5 m long. Each meter of the rope has a mass of
0.052 kg. What is the total mass of the green rope? Show your work.
Answer:
Answer:
4
Step-by-step explanation:
If you read it carefully then you'll get it :)
The total mass of the green rope will be the multiplication of length by per meter mass thus it will be 3.146kg.
What is multiplication?Multiplication is the general procedure in mathematics in which we multiply two or more numbers by each other to find a new multiplied number.
Multiplication gives us a resultant number that will be very big as compared to the number which is going to be multiplied if and only if the number which is going to be multiplied is more than one.
As per the given,
Length of rope = 60.5 m
Mass per meter = 0.052 kg
Total mass = 60.5 x 0.052 = 3.146kg
Hence "The total mass of the green rope will be the multiplication of length by per meter mass thus it will be 3.146kg".
For more information about multiplication,
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3x^2 - 2x - 5=0 Factoring Quadratics and show the square
Answer:
1and1/4 or 1.25
Step-by-step explanation:
Step-by-step explanation:
I don't know if you are asking for a solution using the method of completing the squares.
3x²-2x-5=0
x²-⅔x-5/3=0
x²-⅔x=5/3
x²-⅔x+(-⅓)²=5/3+(-⅓)²
(x-⅓)²=5/3+1/9
(x-⅓)²=16/9
(x-⅓)²=√16/9
x-⅓=±4/3
x=⅓±4/3
x=5/3,-1
Thus (3x-5)(x+1)
write an equeasion of a line with the two points, (1,8) and (2,14)
Answer:
y = -2x + 10
Step-by-step explanation:
The length of a picture frame is 7 inches more than the width. For what
values of x is the perimeter of the picture frame greater than 158 inches?
Answer:
x > 36
Step-by-step explanation:
158 < 2x + 2(x+7)
158 < 2x + 2x + 14
144 <4x
x > 36
Answer:
The answer is x>34
Step-by-step explanation:
I tried there way it came out wrong.
Use a = 6 and b = 24 to work out the value of these expressions
a) a + b
b) ab
c) b/a
d) (a + b)
Answer:
Below
Step-by-step explanation:
A= 30
B=144
C=4
D=30
Answer:
a) 6 + 24 = 30
b) 6 × 24 = 144
c) 24 ÷ 6 = 4
d) (6 + 24) = 30
Step-by-step explanation:
Replace a with 6
replace b with 24
For what value of x is the equation 2x+4/3
=
-8 true?
Answer:
x = - [tex]\frac{14}{3}[/tex]
Step-by-step explanation:
Given
2x + [tex]\frac{4}{3}[/tex] = - 8
Multiply through by 3 to clear the fraction
6x + 4 = - 24 ( subtract 4 from both sides )
6x = - 28 ( divide both sides by 6 )
x = [tex]\frac{-28}{6}[/tex] = - [tex]\frac{14}{3}[/tex]
need the answer asap
2x squared times x squared
You have fifteen blankets that each take up 557 cubic inches of space. How many blankets could you pack into a 14-inch moving box?
a. 10 blankets
b. 4 blankets
c. 3 blankets
d. 13 blankets
Answer:
b i think please tell me if im wroung
Answer is 4.
Volume of cube:
The formula of volume of a cube of length l is l x l x l.
(Here), Given
volume of box = (14 x 14 x 14) = 2744 cubic inches.
1 blanket take 557cubic inches
Now, Number of blankets packed in a 14 inch box = 2744 / 557
=> 4.9
i.e., 4 complete blankets can pack.
Learn more about volume of cube here:
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In a right-angled triangle
smallest angle : largest angle = 3:5
Work out the three angles of the triangle.
Your final line should be written like this. The angles are ... , ... , ...
Answer: [tex]36^{\circ}, 54^{\circ}, 90^{\circ}[/tex]
Step-by-step explanation:
Given
Triangle is right-angled
The ratio of smallest and largest angle is 3:5
let the angles be 3x and 5x
In a right-angled triangle, the largest angle is [tex]90^{\circ}[/tex]
[tex]\therefore5x=90^{\circ}[/tex]
[tex]x=\frac{90^{\circ}}{5}=18^{\circ}[/tex]
3x is the smallest angle. Its complementary angle is [tex]90^{\circ}-3x=90^{\circ}-3\times18^{\circ}[/tex]
Complementary angle is [tex]36^{\circ}[/tex]
[tex]3x=54^{\circ}[/tex]
[tex]5x=5\times18^{\circ}=90^{\circ}[/tex]
Zane had 7 green marbles. Then he bought 7 bags of blue marbles. There were 7 marbles in
each bag. How many marbles does Zane have now?
Answer:
56 marbles
Step-by-step explanation:
7*7=49
49+7= 56
Answer:
56
Step-by-step explanation:
the 7 she had multiplied by the 7 bags and 7 marbles in the bag
seven multiplied by 7 plus 7
Use the equation below to find y, if m= 8 and x=6.
y=mx
y=?
Answer:
The value of y is 48.
Step-by-step explanation:
You have to substitute the values into the equation :
[tex]y = mx[/tex]
[tex]let \: m = 8,x = 6[/tex]
[tex]y = 8 \times 6[/tex]
[tex]y = 48[/tex]
Can someone help me please
Answer:
4¹
Step-by-step explanation:
if you divide the powers then you get 1.16 but here it is simplified
Write the pair of fractions as a pair of fractions with a common denominator |
3/10 and 2/5
1/3 and 3/4
THESE TWO ONLY!
Answer:
3/10 and 2/5 = 3/10 and 4/10
1/3 and 3/4 = 4/12 and 9/12
Step-by-step explanation:
For 3/10 and 2/5
* Find the lcm (least common multiple) of the denominators which are 10 and
5. The multiples of 10 are: 10, 20, 30 etc and the multiples of 5 are: 5, 10 15,
etc. So, the lcm is 10. It is the smallest multiple that the denomitaotrs share.
* Next multiply the numerators (3 and 2) by whatever number you use to
multiply the denominator by to get 10. For 3/10, the denominator stayed the
same, so to get 10, you need to multiply 10 by 1. Do the same for the
numerator. 3 x 1 = 3. So, the first factor pair is 3/10.
* The second factor pair is 2/5, so we are still using the lcm of 10. So, what
do you need to multiply 5 by to get 10? The answer is 2. Now just multiply
the numerator (2) by 2 and you get 4. The second factor pair is now 4/10.
PLZ HELP WITH MATH ASAP
Answer:
C, because the segment in front of it is the smallest
Answer:
yes
Step-by-step explanation:
HELP QUICK PLZzzzzzzzzzzzzzzzzzzzz
Answer:
15a - 10
Step-by-step explanation:
-5(-3a + 2)
-5 · -3a = 15a
-5 · 2 = -10
15a - 10
20 The table shows the linear relationship between the balance of a student's
savings account and the number of weeks he has been saving.
Savings Account
Week
0
1
3
6
8
13
Balance
(dollars)
32
39
53
74
88
123
Based on the table, what was the rate of change of the balance of the
student's savings account in dollars and cents per week?
Record your answer and fill in the bubbles on your answer document.
Answer:
7 dollars
Step-by-step explanation:
Order the following numbers from least to greatest.
Put the lowest number on the left.
18 , -53 , -24 , 0
Answer:
-53, -24, 0, 18
Step-by-step explanation:
Hope this helps :)
Ben currently has $70 in his trip fund. He saves $27 for weekly expenses. Which equation can be used to determine the amount of the money (y), in dollars, that Ben has in his trip fund at the end of the x weeks?
Answer:
The equation y = 70-27x can be used to determine the amount of money.
Step-by-step explanation:
Given that:
Amount Ben has in his trip fund = $70
Amount save by Ben each week = $27
Number of weeks = x
Amount of money after x weeks = y
According to given statement;
y = 70-27x
Hence,
The equation y = 70-27x can be used to determine the amount of money.
What is the equation of the line that has a slope of 1/4 and goes through the point (8, -3)?
y= 1/4x -5
y= 1/4x +1
y= 1/4x =11
y= 1/4x +5
Need help plz answer
Solve the system of equations using elimination
Step-by-step explanation:
[tex]2x + y = 5 \\ - x + y = 2[/tex]
[tex]y = 2 + x[/tex]
[tex]2x + x + 2 = 5 \\ 3x + 2 = 5 \\ 3x = 3 \\ x = 1 \\ y = 2 + x \\ y = 3[/tex]
HELP I NEED HELP ASAP
Answer: The answer is C
Step-by-step explanation:
HELP PLEASE 30 points
Part 1 out of 2
To repair a large truck or bus, a mechanic might use a parallelogram lift. The figure shows a side view of
the lift. FGKL, GHJK, and FHJL are parallelograms.
G
2
T: +
3
5
6
8
17
K
3
Which angles are congruent to 21?
<
,2
2
are congruent to 21.
Check
Next
Answer: <3, <6, <8
Step-by-step explanation:
Trust me
what is the inequality of j - 3 >2
Answer:
J>5
Step-by-step explanation:
I hope this helps let me know if it does
In 2 ½ hours, Joaquin can bake 4 dozen cookies. What is his unit rate in dozen cookies per hour?
b. he has 5 hours before the bake sale starts. how many dozen cookies can he bake?
Answer:
1.6 dozens per hour
b. 8 dozens
Step-by-step explanation:
2.5 = 4
4/2.5 = 1.6
1.6 dozens per hour
1.6 x 5 = 8
8 dozens
Asha and Atulya has bookshelves of the same size. Asha's shelf is 2/3 full of books and Atulya's shelf is 2/5 full. Whose bookshelf is more full? By what fraction?
Answer: See explanation
Step-by-step explanation:
From the question, the following information can be gotten:
Asha's shelf is 2/3 full of books
Atulya's shelf is 2/5 full.
a. Whose bookshelf is more full?
Asha's shelf.
We can convert to Percentage to get this:
Asha = 2/3 × 100 = 66.7%
Atulya = 2/5 × 100 = 40%
By what fraction?
= 2/3 - 2/5
= 10/15 - 6/15
= 4/15
Number 8 I need help plz
PLEASE HELP 25 POINTS!!!!! I NEED HELP ASAP
Answer:
25
Step-by-step explanation:
square has 4 sides and 100 divided by 4 is 25