How many planes contain points b, c, and a

let me calculate it

Step-by-step explanation:

and then i will tell you if i can answer it

if x decreases by 4 then y increases by 10

step-by-step explanation:

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