Question

me ajudem por favor!!!

Answer 1

Resposta:

b)

c)

a)

$3h-15=7h-11\\-15+11=7h-3h\\-4=4h\\\frac{-4}{4}=h\\-1=h\\\\\\\frac{64}{16}h+2=-10\\\frac{64}{16}h=-10-2\\\frac{64}{16}h=-12\\h=\frac{-12*16}{64}\\h=\frac{-192}{64}\\h=-3\\\\\\27h-3h=35+17h\\27h-3h-17h=35\\7h=35\\h=35/7\\h=5$

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