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84=-3/4x
We move all terms to the left:
84-(-3/4x)=0
Domain of the equation: 4x)!=0We get rid of parentheses
x!=0/1
x!=0
x∈R
3/4x+84=0
We multiply all the terms by the denominator
84*4x+3=0
Wy multiply elements
336x+3=0
We move all terms containing x to the left, all other terms to the right
336x=-3
x=-3/336
x=-1/112
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