At the market, 8 batteries cost 10$. how much do 6 batteries cost?

$7.50

Step-by-step explanation:

$10 / 8 = 1.25

Soo...

$6 x 1.25 = 7.50

$4.80

Step-by-step explanation:

8 divided by 10 = .8 (so one battery costs .80) and multiply that by 6 =$4.80

step-by-step explanation:

a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 2 times the age of the child?

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this needs to be the answer format, or else your answer is incomplete.

if the number of years is x, then the equation is

in __ years