mcanimalluver19 mcanimalluver19

06-10-2021
Mathematics

contestada

solve by substitution.
5x-3y=-4
x+y=-4

Respuesta :

clareeee clareeee

07-10-2021

Answer:

x=-2,y=-2

Step-by-step explanation:

x+y=-4

x=-4-y--(3)

substitute (3) in (1)

5(-4-y) -3y=-4

-20-5y-3y=-4

-8y=16

y=16/-8

y=-2

substitute y in (3)

x=-4-(-2)

x=-2

Answer Link

Otras preguntas

lines are graphed below. What can we conclude about them? Select all that apply.

Name the postulate or theorem you can use to prove the triangle congruent

HELP!! Which sentence is appropriate for formal e-mail?

Select all that apply. Which of the following are characteristics of a strong base? few OH- ions many OH- ions few H+ ions many H+ ions large Kb and small Ka la

James earned a total of $900 last week.This total was $10 less than five times the amount he earned last week. How much money did James earn last week?

Proteins are synthesized from amino acids through a process called _____. fermentation polymerization substitution radicalization

can the smallest particles which are atoms still be divided?

As you create a presentation, you will do most of your work on individual slides in the_______ pane of Normal view.

A 5-gallon jug of cleaning solution contains 6% bleach. How much pure water should be added to it to dilute to 4% bleach?a. 1/4 gallon of waterb. 2.5 gallons of

Think about your everyday life and the people you interact with. Now write down behaviors that you believe do not foster healthy social relationships.

good job