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2z/7+2=-5
We move all terms to the left:
2z/7+2-(-5)=0
We add all the numbers together, and all the variables
2z/7+7=0
We multiply all the terms by the denominator
2z+7*7=0
We add all the numbers together, and all the variables
2z+49=0
We move all terms containing z to the left, all other terms to the right
2z=-49
z=-49/2
z=-24+1/2
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