НАЙДИТЕ КОРЕНЬ УРАВНЕНИЯ

Question

НАЙДИТЕ КОРЕНЬ УРАВНЕНИЯ

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Answer 1

4x/9 + 6-2/3=0
4x/9 + 4/3=0
4x+12/9=0
4x+12=0
4x=-12
x=-12/4
x=-3

Answer 2

4/9х+2=2/3
4/9х=2/3-2
4/9х=-1 1/3
х=-1 1/3:4/9
х=-4/3:4/9
х=-4•9/3•4
х=--3