3(2x+5=45)

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Solution for 3(2x+5=45) equation: 



3(2x+5=45)

We move all terms to the left:

3(2x+5-(45))=0

We add all the numbers together, and all the variables

3(2x-40)=0

We multiply parentheses

6x-120=0

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

6x=120

x=120/6

x=20

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