12+3=4(2x-18)

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Solution for 12+3=4(2x-18) equation: 



12+3=4(2x-18)

We move all terms to the left:

12+3-(4(2x-18))=0

We add all the numbers together, and all the variables

-(4(2x-18))+15=0



We calculate terms in parentheses: -(4(2x-18)), so:

4(2x-18)

We multiply parentheses

8x-72

Back to the equation:

-(8x-72)



We get rid of parentheses

-8x+72+15=0

We add all the numbers together, and all the variables

-8x+87=0

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

-8x=-87

x=-87/-8

x=10+7/8

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