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2x+9+1/2(8x-7)=-1/2
We move all terms to the left:
2x+9+1/2(8x-7)-(-1/2)=0
Domain of the equation: 2(8x-7)!=0We get rid of parentheses
x∈R
2x+1/2(8x-7)+9+1/2=0
We calculate fractions
2x+9=0
We move all terms containing x to the left, all other terms to the right
2x=-9
x=-9/2
x=-4+1/2
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