3x+1x+(1x-20)=220

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Solution for 3x+1x+(1x-20)=220 equation: 



3x+1x+(1x-20)=220

We move all terms to the left:

3x+1x+(1x-20)-(220)=0

We add all the numbers together, and all the variables

3x+1x+(x-20)-220=0

We add all the numbers together, and all the variables

4x+(x-20)-220=0

We get rid of parentheses

4x+x-20-220=0

We add all the numbers together, and all the variables

5x-240=0

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

5x=240

x=240/5

x=48

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