4=-2(q+2)

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Solution for 4=-2(q+2) equation: 



4=-2(q+2)

We move all terms to the left:

4-(-2(q+2))=0



We calculate terms in parentheses: -(-2(q+2)), so:

-2(q+2)

We multiply parentheses

-2q-4

Back to the equation:

-(-2q-4)



We get rid of parentheses

2q+4+4=0

We add all the numbers together, and all the variables

2q+8=0

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

2q=-8

q=-8/2

q=-4

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