Jillianborges1214 Jillianborges1214

01-11-2020
Mathematics

contestada

Solve the system using elimination.
x-2y = - 12
- x + 4y = 20

Respuesta :

annie413 annie413

01-11-2020

Answer:

x=-4

y=4

Step-by-step explanation:

Isolate a variable and plug into the other equation. Then solve for the variable and plug into one of the original equations.

Answer Link

meredith48034 meredith48034

01-11-2020

Answer:

Step-by-step explanation:

x-2y=-12

-x+4y=20

2y= 8

y =4

x - 2(4) = -12

x - 8 = -12

x = -4

(-4, 4)

Answer Link

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