(3x)+4x-1=90

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Solution for (3x)+4x-1=90 equation:



(3x)+4x-1=90
We move all terms to the left:
(3x)+4x-1-(90)=0
We add all the numbers together, and all the variables
7x-91=0
We move all terms containing x to the left, all other terms to the right
7x=91
x=91/7
x=13

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