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8/40=x
We move all terms to the left:
8/40-(x)=0
We add all the numbers together, and all the variables
-1x+8/40=0
We multiply all the terms by the denominator
-1x*40+8=0
Wy multiply elements
-40x+8=0
We move all terms containing x to the left, all other terms to the right
-40x=-8
x=-8/-40
x=1/5
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