ilianabug2210 ilianabug2210

21-05-2021
Mathematics

contestada

-3(12 - m) = -1(m - 8)

Respuesta :

akbusiness987 akbusiness987

21-05-2021

Answer:

m = 7

Step-by-step explanation:

- 3(12 - m) = - 1(m - 8)

- 36 - (- 3m) = - m - 8

- 36 + 3m = - m - 8

- 36 + 3m + m = - m + m - 8

- 36 + 4m = - 8

- 36 + 36 + 4m = - 8 + 36

4m = 28

4m ÷ 4 = 28 ÷ 4

m = 7

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