Jillianborges1214 Jillianborges1214
  • 01-11-2020
  • Mathematics
contestada

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

Respuesta :

annie413
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 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

Otras preguntas

What is the creepiest sounding scale? What scale would u use for writing creepy music in other words
Forget the motor When im on the boat Think of the best time To buy a new coat What am I......?
What were the contributions of the Harappan civilization?
find the sum. write each mixed number in simplest form 4 7/8 + 5 1/4
Forget the motor When im on the boat Think of the best time To buy a new coat What am I......?
What all the multiples of 81?
Factor the expression. If the expression cannot be factored, say so.
Factor the expression. If the expression cannot be factored, say so.
a lunch bill including tax, is divided among you and 5 friends. everyone pays less than $8.75. write and solve an inequality that describes the total amount of
What's 5 divided by x squared explain