ayedzughier ayedzughier

04-04-2021
Mathematics

contestada

x+y=4
x-y=-2
who can solve it?

Respuesta :

meowmeow223334 meowmeow223334

04-04-2021

Use elimination
x + y = 4
x - y = -2
Subtract both sides
2y = 6, y = 3
Plug 3 into y to find x
x + 3 = 4
x = 1
Solution; x = 1, y = 3

Answer Link

Otras preguntas

the equation y= -16t^2+120 can be used to represent the fridge height above the ground where ti represents time in seconds after she threw the Apple how long do

jack brought 12 pet monkeys. if each monkey cost $45.99, how much money did he spend in all?

A baseball team drinks 10/4 gallons of water during a game. Which mixed number represents the gallons of water consumed? A) 1 1/2 gallons B) 2 1/2 gallons C

The data set represents the ages of players in a chess club. 27, 34, 38, 16, 22, 45, 54, 60. What is the mean absolute deviation of the data set?

△ABC is similar to △XYZ. Also, side AB measures 6 cm, side BC measures 18 cm, and side XY measures 12 cm. What is the measure of side YZ ? Enter your answer

how does the author view the idea that you have to be perfect in order to get into college

how does the author view the idea that you have to be perfect in order to get into college

The _____ is a particle with one unit of positive charge A. Proton B. Positron C. Electron D. Nucleus Please awnser quick it is a important science test! thanks

__can be defined as which velocity changes

You are choosing between two health clubs. Club A offers membership for a fee of $ 28 plus a monthly fee of $ 20. Club B offers membership for a fee of $ 20 pl