30+4x+x+42-12=160

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Solution for 30+4x+x+42-12=160 equation:


30+4x+x+42-12=160

We simplify the equation to the form, which is simple to understand 
30+4x+x+42-12=160

We move all terms containing x to the left and all other terms to the right. 
+4x+1x=+160-30-42+12

We simplify left and right side of the equation. 
+5x=+100

We divide both sides of the equation by 5 to get x. 
x=20

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