Question

me ajudem pfvr

6x + 4 – 3(x – 4) = 30 – x

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Answer 1

Resposta:

38/4 = 19/2 = 9,5

Explicação passo-a-passo:

6x + 4 – 3(x – 4) = 30 – x

6x+4-3x-12=30-x

3x-12+4=30-x

4x -8 = 30

4x= 30+8

4x = 38

x= 38/4

38/4 = 19/2 = 9,5