kadrakes0918 kadrakes0918
  • 22-10-2020
  • Mathematics
contestada

3n - 7m for n = 5 amd m = 4

Respuesta :

gillianb46198 gillianb46198
  • 22-10-2020

Answer:

-13

Step-by-step explanation:

first you will subsitute 5 for n in the  equation to get 3(5)-7m

next you will subsitute 4 for m in the equation to get 3(5)-7(4)

then solve: 3x5= 15

7x4= 28

15-28= -13

Answer Link
madelynclark99 madelynclark99
  • 22-10-2020
-13
3x5=15
7x4=28
15-28= -13
Answer Link

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