40a-2=-7a-2(a+4)

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Solution for 40a-2=-7a-2(a+4) equation: 



40a-2=-7a-2(a+4)

We move all terms to the left:

40a-2-(-7a-2(a+4))=0



We calculate terms in parentheses: -(-7a-2(a+4)), so:

-7a-2(a+4)

We multiply parentheses

-7a-2a-8

We add all the numbers together, and all the variables

-9a-8

Back to the equation:

-(-9a-8)



We get rid of parentheses

40a+9a+8-2=0

We add all the numbers together, and all the variables

49a+6=0

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

49a=-6

a=-6/49

a=-6/49

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