16 blue marbles, 20 red marbles and 24 green marbles in a bag what fraction of the marbles are blue?

rx and sx

step-by-step explanation:

y > 1/3x

y < = -x + 4

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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