75+2x=-1x+90

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Solution for 75+2x=-1x+90 equation: 



75+2x=-1x+90

We move all terms to the left:

75+2x-(-1x+90)=0

We get rid of parentheses

2x+1x-90+75=0

We add all the numbers together, and all the variables

3x-15=0

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

3x=15

x=15/3

x=5

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