blakedoty1 blakedoty1
  • 21-08-2020
  • Mathematics
contestada

Whats the solution to this equation?

2x + 3(x - 10) = 45

A. x = 7
B. x = 3
C. x = 15
D. x = 11

Respuesta :

snog
snog snog
  • 21-08-2020

Answer:

C

Step-by-step explanation:

2x + 3(x - 10) = 45

2x + 3x - 30 = 45

5x - 30 = 45

5x = 75

x = 15

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