kayanna2
kayanna2
22-08-2015
Mathematics
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How to solve 2.5h - 15 = 4h
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Аноним
Аноним
22-08-2015
2.5h−15=4h
Subtract 4h from both sides.
2.5h−15−4h=4h−4h
−1.5h−15=0
Add 15 to both sides.
−1.5h−15+15=0+15
−1.5h=15
Divide both sides by -1.5.
−1.5h/−1.5 = 15/−1.5
h=−10
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