ty3700 ty3700
  • 19-04-2018
  • Mathematics
contestada

Solve the system of equations using the substitution method. y=−3x+7
x=−2y−16

Respuesta :

qadassa
qadassa qadassa
  • 19-04-2018
y = -3x+7
x = -2y-16

substitute in one for the other:

y = -3(-2y-16) + 7
y = 6y + 48 + 7
y = 6y + 55
-5y = 55
y = -11

x = -2y - 16
x = -2(-11) - 16
x = 6

Answer Link
Sabrina0336 Sabrina0336
  • 18-12-2020

Answer:

Sorry didnt feel like taking a screen shot- but the is..

Step-by-step explanation:

x=6

y=-11(neg eleven)

I took the test on this and I got it right, Hope that helps!

(really helpful for k12 students)

Answer Link

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