angelmalcolm1226 angelmalcolm1226
  • 02-01-2020
  • Mathematics
contestada

Solve the system of linear equations by adding or subtracting. Show all work!
{2x +y = -6, -5x + y = 8}

Respuesta :

GrandNecro
GrandNecro GrandNecro
  • 02-01-2020

Answer:

x = -2, y = -2

Step-by-step explanation:

Your goal is to try and cancel out a variable. I want to get rid of y so i subtracted the first equation from the second one.

After that I solve for x and got x=-2.

I used x=-2 and plugged it back into either of the equation to solve for y.

Ver imagen GrandNecro
Answer Link

Otras preguntas

Predators are considered a(n) _________ limiting factor PLEASE HELP!  abiotic                        external                         biotic
¿Qué pasó la última vez que fuiste de vacaciones?
The caves at Lascaux were closed in 1963 because _____.
If Mitchel ate 45 hot dogs in 3 minutes at the annual hot dog eating contest. What is Mitch unit rate?
Which image of figure WXYZ is under the composition T 2,7 . D 0,2? A.figure A B. figure B C.figure C D.figure D
A system of equations is shown below: x + y = 3 2x – y = 6 The x-coordinate of the solution to this system of equations is _____.
Please help me, I need this ASAP! Describe the phases of mitosis and what occurs during each phase.
Determine the value for the following reaction. N2(g) + 3H2(g) → 2NH3(g)+ 22,000 cal ΔH =
hey can you please help me posted picture of question
What are the three main jobs of the digestive system? a. absorption, response, and excretion b. digestion, respiration, and absorption c. absorption,