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5(-1/2x)=-9
We move all terms to the left:
5(-1/2x)-(-9)=0
Domain of the equation: 2x)!=0We add all the numbers together, and all the variables
x!=0/1
x!=0
x∈R
5(-1/2x)+9=0
We multiply parentheses
-5x+9=0
We move all terms containing x to the left, all other terms to the right
-5x=-9
x=-9/-5
x=1+4/5
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