2-5(8+6a)=172

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Solution for 2-5(8+6a)=172 equation: 



2-5(8+6a)=172

We move all terms to the left:

2-5(8+6a)-(172)=0

We add all the numbers together, and all the variables

-5(6a+8)+2-172=0

We add all the numbers together, and all the variables

-5(6a+8)-170=0

We multiply parentheses

-30a-40-170=0

We add all the numbers together, and all the variables

-30a-210=0

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

-30a=210

a=210/-30

a=-7

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