Question

7(x-2)=9(x-4) resposta

Answer 1

7(x-2)=9(x-4)
7x-14=9x-36
7x-9x=-36+14
-2x=-22
x=-22/2
x=11

Answer 2

7 . (x - 2) = 9 . (x - 4)

7x - 14 = 9x - 36

7x - 9x = - 36 + 14

-2x = - 22

x = -22/-2 {- - = +}

x = 22/2

x = 11

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