Pami5cueva1isye Pami5cueva1isye
  • 14-01-2017
  • Mathematics
contestada

help please.

What is the x coordinate of the solution to the system of equations?

{3x+2y=3
2x−2y=7


x = 2

x = 4

x = 5

x = 10

Respuesta :

doodle10 doodle10
  • 14-01-2017
Answer: x = 2

Because:
Substitute the second equation into the first

3x + 2x - 7 = 3
5x - 7 = 3
5x = 10
x = 2
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