solve z−1/8 – 1 = z+1/18
Answers
Answered by
3
Answer:
z-1/8-1=z+1/18
18z-18=9z+9
9z=27
z=3
Answered by
3
Answer:
(z-1)/7=(z+1)/18
cross multiplication
18 (z-1)=7 (z+1)
18z-18=7z+7
18z-7z=7+18
11z=25
z=25/11
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