2 years ago

Then work backward to find the cost of 2 dvds

Mathematics

1 answer:

Marizza181 [45]2 years ago

5 0

If the cost of one DVD is $42.70, to find the price of two, multiply 42.70 by two. The price of two DVDs is $85.40.

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You ride a bicycle at a speed of 18 miles per hour. I am 3 miles behind my friend. My friend rides a bicycle at a speed of 12 mi

anzhelika [568]

Answer:

i think 9 but 6 could also be right

Step-by-step explanation:

18-12=6------18-3=15-------15-3=12-----------12-3=9

3 0

3 years ago

What is the simplified form of this expression?<br><br> 7a2 + 10a − 3a − 2a2

nikklg [1K]

Answer:

What is the simplified form of this expression?

7a2 + 10a − 3a − 2a2

Step-by-step explanation:

7a2 + 10a − 3a − 2a2

Combine like terms

742 + 10a - 3a - 2a2

742 + 7a - 2a2

solution=

5a2 + 7a

6 0

2 years ago

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Max put 38,250 miles on his car during the three years that he owned it. At this rate, how many miles would be on his car after

saveliy_v [14]

Answer:

89,250 miles

Step-by-step explanation:

you divide 38,250 by 3 to get how many miles he drove a year, then multiply it by 7 for the seven years and you get 89,250 miles in 7 years.

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2 years ago

A prism is completely filled with 3996 cubes that have edge lengths of 13 in.

irina [24]

The answer is 148, what grade are you in that’s really easy unless you didn’t pay attention. , anyways keep up

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2 years ago

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Evaluate −x+| y | when x=1/3 and y=−7/4. Write your answer as a fraction in simplest form.

Mama L [17]

Answer: = $\frac{17}{12}\quad \left(\mathrm{Decimal:\quad }\:1.41666\dots \right)$

Step-by-step explanation:

$-\frac{1}{3}+\left|-\frac{7}{4}\right|$

$=-\frac{1}{3}+\frac{7}{4}$

$=\frac{17}{12}$

5 0

2 years ago