Question

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Answer 1

4/8 = 5x -1 / x + 3

4( x+3) = 8 (5x-1)

4x +12 = 40x - 8

4x-40x = -8 -12

-36 x = -20 ( -1)

x = 20 /36 = 5/ 9

Answer 2

Resposta:

5/9 = x

Explicação:

4/8 = 5x-1/x+3

4×(x+3) = 8×(5x-1)

4x+12 = 40x-8

12+8 = 40x-4x

20 = 36x

20/36 = x

20÷2/36÷2 = 10/18 = 10÷2/18÷2 = 5/9 = x