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5x+2x=6-5
We move all terms to the left:
5x+2x-(6-5)=0
We add all the numbers together, and all the variables
5x+2x-1=0
We add all the numbers together, and all the variables
7x-1=0
We move all terms containing x to the left, all other terms to the right
7x=1
x=1/7
x=1/7
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