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01.04.2020 •
Mathematics
A=h(a+b)/2 solve for a
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Ответ:
2A/h - b =a
Step-by-step explanation:
A=h(a+b)/2
Multiply each side by 2
2A =h(a+b)/2*2
2A=h(a+b)
Divide each side by n
2A/h = h(a+b)/h
2A/h = a+b
Subtract b from each side
2A/h - b =a+b-b
2A/h - b =a
Ответ:
-1\2
Step-by-step explanation: