salvadorperez26
19.08.2020 •
Mathematics
-3h -6(5h/3 += 7/2 ) +9h = -53
Find the value for h
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Ответ:
two negatives cancel out into a positive
-7 3/10 + 4 4/5
you need to have the same denominators
3/10
4/5 > multiply numberator and denominator by 2 = 8/10
-7 3/10 + 4 8/10 = -2 1/2
-2 1/2 is your answer