-5a+4(2+a)=-1

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Solution for -5a+4(2+a)=-1 equation: 



-5a+4(2+a)=-1

We move all terms to the left:

-5a+4(2+a)-(-1)=0

We add all the numbers together, and all the variables

-5a+4(a+2)-(-1)=0

We add all the numbers together, and all the variables

-5a+4(a+2)+1=0

We multiply parentheses

-5a+4a+8+1=0

We add all the numbers together, and all the variables

-1a+9=0

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

-a=-9

a=-9/-1

a=+9

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