Question

21 = -4h +13-h
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Answer 1

h = -8/5

Explanation:

21 = -4h +13-h

simplify the right side

21 = -5h + 13

subtract 13

21 = -5h + 13

-13 - 13

8 = -5h

divide by -5

8 = -5h

/-5 /-5

`-(8)/(5) = h`