2(a+5)-4a=18

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Solution for 2(a+5)-4a=18 equation: 



2(a+5)-4a=18

We move all terms to the left:

2(a+5)-4a-(18)=0

We add all the numbers together, and all the variables

-4a+2(a+5)-18=0

We multiply parentheses

-4a+2a+10-18=0

We add all the numbers together, and all the variables

-2a-8=0

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

-2a=8

a=8/-2

a=-4

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