mochiimilk mochiimilk

17-05-2020
Mathematics

contestada

a) -3 · x = -21

b) -7x + 16 = 2x - 20
help pls

Respuesta :

Noorshahzad6532 Noorshahzad6532

17-05-2020

Answer:4

Step-by-step explanation:

B) -7x-2x= -20-16

-9x= -36

X= -36 /-9

X= 4

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