5x+7+3x-9=90

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Solution for 5x+7+3x-9=90 equation: 



5x+7+3x-9=90

We move all terms to the left:

5x+7+3x-9-(90)=0

We add all the numbers together, and all the variables

8x-92=0

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

8x=92

x=92/8

x=11+1/2

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