3a+4(2-a)=16

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Solution for 3a+4(2-a)=16 equation: 



3a+4(2-a)=16

We move all terms to the left:

3a+4(2-a)-(16)=0

We add all the numbers together, and all the variables

3a+4(-1a+2)-16=0

We multiply parentheses

3a-4a+8-16=0

We add all the numbers together, and all the variables

-1a-8=0

We move all terms containing a to the left, all other terms to the right

-a=8

a=8/-1

a=-8

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