3x=60+(x+20)

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Solution for 3x=60+(x+20) equation:



3x=60+(x+20)
We move all terms to the left:
3x-(60+(x+20))=0
We calculate terms in parentheses: -(60+(x+20)), so:
60+(x+20)
determiningTheFunctionDomain (x+20)+60
We get rid of parentheses
x+20+60
We add all the numbers together, and all the variables
x+80
Back to the equation:
-(x+80)
We get rid of parentheses
3x-x-80=0
We add all the numbers together, and all the variables
2x-80=0
We move all terms containing x to the left, all other terms to the right
2x=80
x=80/2
x=40

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