eliciamarlow18 eliciamarlow18
  • 10-03-2020
  • Mathematics
contestada

5x+3y=16
3x-5y=-4
determine the best method to solve each system of equations. then solve the system

Respuesta :

miljanamilovanovic12
miljanamilovanovic12 miljanamilovanovic12
  • 10-03-2020

Answer:

(x, y) =(2,2)

Step-by-step explanation:

5x+3y=16 /*5

3x-5y=-4 /*3

25x+15y=80 (1)

9x-15y=-12 (2)

(1)+(2): 34x=68

9x-15y=-12

x=68/34

9x-15y=-12

x=2

9*2-15y=-12

x=2

18-15y=-12

x=2

-15y=-12-18

x=2

-15y=-30

x=2

y=-30/(-15)

x=2

y=2

(x,y)=(2,2)

Answer Link

Otras preguntas

what is the reciprocal of 4/7
Please, help me,,,,,,,,,,,, thanks
SOMEONE HELP ASAP!!!!!​
PLEASE HELP ME Microsoft VWord is a graphical word processing program that has helpful tools to enable users to produce their own professional documents. Which
Which two characteristics should be included in the setting of a story? the physical environment where the story takes place the sequence in which the events ta
Solve for x in the triangle
What is the sum of 2x, 8x and -3x
jovial means?A).jealous.B).judicial.C).joined.D).jolly.​
Help please! Find two careers and explain why you would enjoy being in this career field. Find two careers and explain why you would NOT enjoy being in this car
Max puts a stopper in the bathtub and turns on the faucet at t=0. After 5 minutes, there are 11 gallons of water in the tub and after 10 minutes, there are 22 g