pendletonsumme pendletonsumme
  • 26-05-2017
  • Mathematics
contestada

What is the solution to this system of linear equations?

y − x = 6

y + x = −10

A) (−2, −8)
B) (−8, −2)
C) (6, −10)
D) (−10, 6)

Respuesta :

FLORC
FLORC FLORC
  • 26-05-2017
solve by elimination

y-x=6
y+x=-10
2y=-4
÷2 both sides
y=-2
solve for X

-2+x=-10
+2 both sides
x=-8

(-8,-2)
Answer Link

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