urladynast
urladynast urladynast
  • 18-07-2020
  • Mathematics
contestada

21. Solve for x:
3(x - 1) = 2(3x - 9)
a. X = 2
8
b. x =
3
C. X = -5
d. x = 5​

Respuesta :

sathliyawala sathliyawala
  • 18-07-2020

Answer:

D x=5

Step-by-step explanation:

3(x-1) = 2(3x-9)

3x - 3 = 6x -18

3x - 3 + 3 -6x = 6x -6x -18 -3

3x-6x= 3-18

-3x = -15

x = -15/-3

x = 5

Answer Link
mcovey2016 mcovey2016
  • 18-07-2020
3(x-1) = 2(3x-9)
3x-3 = 6x-18
+18. +18
———————
3x+15 = 6x
-3x -3x
———————
15 = 3x
—- —-
3 3
______
5= x
Answer Link

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