57+(4x-9)+(8x-42)=180

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Solution for 57+(4x-9)+(8x-42)=180 equation: 



57+(4x-9)+(8x-42)=180

We move all terms to the left:

57+(4x-9)+(8x-42)-(180)=0

We add all the numbers together, and all the variables

(4x-9)+(8x-42)-123=0

We get rid of parentheses

4x+8x-9-42-123=0

We add all the numbers together, and all the variables

12x-174=0

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

12x=174

x=174/12

x=14+1/2

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