7x+5=2x-40

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Solution for 7x+5=2x-40 equation: 



7x+5=2x-40

We move all terms to the left:

7x+5-(2x-40)=0

We get rid of parentheses

7x-2x+40+5=0

We add all the numbers together, and all the variables

5x+45=0

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

5x=-45

x=-45/5

x=-9

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