hiaj2 hiaj2
  • 13-10-2020
  • Mathematics
contestada

What is the value of the unknown in the equation 3m + 7 = - 23?

Respuesta :

Sarah652 Sarah652
  • 13-10-2020

Answer:

Step-by-step explanation:

3m + 7 = - 23

we pass the -7 to the right with a positive sign

3m = -23 - 7

we perform the sum of negative numbers

3m = -30

we pass the -3 to the right to divide

m = -30/3

we perform the division

m = -10

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