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OpenStudy (anonymous):
If 5(2+4z)=85,what does z=?
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OpenStudy (anonymous):
5(2+4z)=85 10+20z=85 20z=75 z=15/4
jimthompson5910 (jim_thompson5910):
5(2+4z)=85 10+20z=85 20z = 85-10 20z = 75 z = 75/20 z = 15/4
OpenStudy (anonymous):
5(2+4z)=85 2+4z=85/5 2+4z=17 4z=15 z=15/4
OpenStudy (anonymous):
15/4
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