valerietovar956 valerietovar956

04-02-2022
Mathematics

contestada

Solve the system of equations by adding or subtracting.
{-x-2y = 3
( 3x + 2y = 15
The solution of the system is

Respuesta :

ItsDingy ItsDingy

04-02-2022

Answer:

x=9, y=-6

Step-by-step explanation:

you can add to cancel out the y: -x+3x=18. x=9. You then plug x back to get the value for y.

Answer Link

Otras preguntas

a ship is sailing due west

What determines the properties of a mineral?

DNA has two strands.If the sequence of the nucleotides of one strand was known,is it possible to use that information to determine the sequence of the second st

Need help with my homework!!what river do Syria Israel and Jordan share

Zeolite organized a canned food drive. She worked a total of 12 2/3 hours. She worked 3 1/6 hours each day that she worked. How many days did Zellie work on th

what is the majority religion in the united states?

Of the following states of matter, plasma most closely resembles a. a gas. b. a solid. c. a liquid. d. a mixture.

I really need help on this question! The spectrophotometer really measures the percent of light that is transmitted through the solution. The instrument then c

which of the following is not a correct association between the symbol and the thing it stands for in the yellow wallpaper ?

at the zoo,there were 3 times as many monkeys as lions.tom counted a total of 24 monkeys and lions.how many monkeys were there