rkkitchens14
rkkitchens14 rkkitchens14
  • 20-03-2019
  • Mathematics
contestada

Solve the following system of equations by substitution.
y=2x
y=−2x+20

A. (10,-5)
B. (5,10)
C. (10,5)
D. (-10,5)

Respuesta :

yungcee247 yungcee247
  • 20-03-2019

Answer:

The answer is B.(5,10)

Step-by-step explanation:

1. y = 2(5)

  y = 10

2.y = -2(5)+20

  y = -10+20

  y = 10

Answer Link
anna53126
anna53126 anna53126
  • 20-03-2019

The answer is b (5,10)

Answer Link

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