Michaellewis6341 Michaellewis6341
  • 12-01-2017
  • Mathematics
contestada

2x = 2y + 32
3y = 72 - 9x

Using the two equations above, solve for x.

A. x = 72
B. x = 8
C. x = -6
D. x = 10

Respuesta :

IslomKayumov IslomKayumov
  • 12-01-2017
from 3y=72-9x we get y=24-3x then we input this into first equation in seat of y to get
2x=2×(24-x)+32
solving for x we get
x=10
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