mcanimalluver19
mcanimalluver19 mcanimalluver19
  • 06-10-2021
  • Mathematics
contestada

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

Respuesta :

clareeee
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

A smaller park has an area of 3,600 square meters. What is the length of one side of the park?
Bill paid $2.49 for 5 pounds of rice. What could be cost of 9 pounds
The escape velocity from Earth's surface is 1.12 x 104 meters per second. At this speed, how many kilometers would a rocket travel in three minutes?
There are 17 camels I want to divide 3 person if the first one belongs 1/2 The second one belongs 1/3 and the third one belongs 1/9. How many camels does each o
A net force of 18 N is exerted on a book which accelerates at 8m/s² determine the mass of book
You are given two pieces of information: (1) the price of gasoline in dollars per gallon and (2) the gas mileage of a car in miles per gallon. You are asked to
which graph shows uniform motion.​
What are some misunderstandings or understandings people have about you? Sentence Starter: "Some people misunderstand or understand me when I ..." 6 sentences i
1. La diferencia entre 304,802 y 212,810 ​
Consider the chart of Millionaires and Population. If Berlin were proportional to Los Angeles with respect to population, how many millionaires should we expect