nachofries31 nachofries31
  • 10-12-2020
  • Mathematics
contestada

5+x=3(x- 7) +6

A. x=10
B. There are infinently many solution's
C. x=3
D. x = 31 over 2

Respuesta :

artr
artr artr
  • 10-12-2020

Answer:

it A

Step-by-step explanation:

5+1x=3(x-7)+6

5+1x=3x-21+6

5-5+1x=3x-15-5

3x-1x=3x-3x-20

-2=-20

-20/-2=10

X=10

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