3 (5z -7) +2 (9z -11) is equals to 4 (8z-7) -111
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i think it will help you
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srilukolluru:
tq friend
Answered by
2
15z-21+18z-22=32z-28-111
33z-43=32z-139
z=-96
33z-43=32z-139
z=-96
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