Question

Qual é a resposta da equação 6 (x+5) +3(x-5) =4 (x+5)

Answer 1

Resposta:

6 + 3 0 + 3 ( - 5 ) = 4 ( + 5 )

6 + 3 0 + 3 − 1 5 = 4 ( + 5 )

6 + 1 5 + 3 = 4 ( + 5 )

9 + 1 5 = 4 ( + 5 )

9 + 1 5 = 4 + 2 0

9 + 1 5 − 1 5 =4 + 2 0 − 1 5

9x=4x+5

9 − 4 = 4 + 5 − 4

5 = 5

5 /5 = 5/5

x=1

Explicação passo a passo:

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