3x+4x+7=90

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Solution for 3x+4x+7=90 equation:



3x+4x+7=90
We move all terms to the left:
3x+4x+7-(90)=0
We add all the numbers together, and all the variables
7x-83=0
We move all terms containing x to the left, all other terms to the right
7x=83
x=83/7
x=11+6/7

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