18+x+x*4=42

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Solution for 18+x+x*4=42 equation: 



18+x+x*4=42

We move all terms to the left:

18+x+x*4-(42)=0

We add all the numbers together, and all the variables

x+x*4-24=0

Wy multiply elements

x+4x-24=0

We add all the numbers together, and all the variables

5x-24=0

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

5x=24

x=24/5

x=4+4/5

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