ihern2972
ihern2972 ihern2972
  • 15-11-2018
  • Mathematics
contestada

add the equations 3x-y=-1 + -3x+3y=27

Respuesta :

matthewlovesports
matthewlovesports matthewlovesports
  • 15-11-2018

Answer:

y = 13

Explanation:

You want to add the like variables:

   (3x - y) = -1

+(-3x +3y) = 27

The x's cancel out:

2y = 26

Divide by 2 on both sides to get the y by itself and solve for y

y = 13

Answer Link
charlottewalker charlottewalker
  • 27-07-2020

Answer:

2y=26

Step-by-step explanation:

Answer Link

Otras preguntas

The symbol most often used to describe density is?
Explain how cleopatra's life had an effect on her society and/or on the world today.
Mutations and New Traits. Before watching the video, list one or two questions you may have about mutations. Alternatively, you can list a few things you alread
AABC is isosceles. mZC = 25° and mZA = 8x - 7.
The temperature rised 3 °F every hour for 6 hours. What was the total number of degrees the temperature changed in the 6 hours?-18 degrees9 degrees18 degrees-10
can anyone help me identify the center and radius on these 3 pls , brainly
1. What is your biggest fear? 2. What would make you laugh so hard you start crying and your side starts to hurt?
help for 10 points that is all i have
Some researchers believe there is no such thing as true altruistic behavior because they believe that helping behavior__________. a. is unrelated to biological
Brad tracks the distance he jogs over 10 days on a line plot. What is the difference between the longest distance he jogged and the shortest distance?​