3 years ago

How Much Weight Does An Average 17 Year Old Bench

Mathematics

1 answer:

maxonik [38]3 years ago

8 0

It should be 185 pounds. Have a GREAT day!!!!! :)

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PLEASE HELP ME PLEASE HELP ASAP PLEASE HELP PLEASE AND THANK YOU

Allushta [10]

Answer:

y =mx + c

7 = 5/2 (-2) + c

7 = - 5 + c

c = 7 + 5

c = 12

Therefore, y = 5/2x + 12

Multiply through by 2

2y = 5x + 24

You're welcome

7 0

2 years ago

A circular pan has a diameter of 8 inches. What is the exact area of the pan?

NISA [10]

You would divide the diameter in half to get the radius which is 4. And do the formula which is a=pie(r) squared. So the answer would be 50.24

8 0

3 years ago

Read 2 more answers

If there are 400 cubic centimeters of a chemical in 1 liter of solution, how many cubic centimeters of water must be added to di

mars1129 [50]

$1l=1dm^3\\1dm=10cm\to1dm^3=(10cm)^3=1000cm^3\\\\1l=1000cm^3\\-------------\\ \begin{array}{ccc}400cm^3&-&25\%\\1000cm^3+x&-&100\%\end{array}\\cross\ multiply\\25(1000+x)=400\times100\\25000+25x=40000\ \ \ \ \ |subtract\ 25000\ from\ both\ sides\\25x=15000\ \ \ \ |divide\ both\ sides\ by\ 25\\\boxed{x=600\ (cm^3)}\\\\Answer:Must\ be\ added\ 600cm^3\ of\ water.$