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OpenStudy (anonymous):
3(5z-7)-2(9z-11)=4(8z-13)-17
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OpenStudy (saifoo.khan):
solve
OpenStudy (anonymous):
z=2
OpenStudy (saifoo.khan):
\[\large 15z - 21 - 18z + 22 = 32z - 52 - 17\]
OpenStudy (anonymous):
15z - 21 - 18z + 22 = 32z - 52 - 17 -3z + 1 = 32z - 69 70 = 35z z = 2
OpenStudy (anonymous):
type fast saifoo
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OpenStudy (saifoo.khan):
-3z + 1 = 32z - 69 35z = 70 z = 70/35 \[\Large z = 2\]
OpenStudy (saifoo.khan):
ty!
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