shermankyleigh shermankyleigh
  • 11-02-2021
  • Mathematics
contestada

Solve the system using elimanation: 3x + 5y = -2 and -x + 2y = 8

Respuesta :

irspow
irspow irspow
  • 11-02-2021

Answer:

Step-by-step explanation:

3x+5y+3(-x+2y)=-2+3(8)

3x+5y-3x+6y=-2+24

11y=22

y=2, using this y in -x+2y=8 gives you

-x+2(2)=8

-x+4=8

-x=4

x=-4

So the solution is the point (x, y)=(-4, 2)

Answer Link

Otras preguntas

what is 93×1,000,000
find two consecutive numbers whose cubes add up to 1241
Which area of the brain is located at the rear base of the skull?
Through every stage of their lives ________ have had an enormous effect on the u.s. economy because of their sheer numbers.
(27 thousands 3 hundreds 5 ones) x 10= How many thousands are in your answer
Solve each system by graphing. Y=2x Y=-x+3
Before the end of World War II when Korea fell to Communist Soviet possession, who controlled the Korean peninsula? China Japan United States Canada
What possible criticism do you see ofthe six week delay between popular vote and the electoral votes?
Angela enjoys swimming and often swims at a steady pace to burn calories. At this pace, Angela can swim 1,700 meters in 40 minutes. What is Angela's unit rate?
(Picture) WILL GIVE BRAINLIEST PLEASE HELP AND IF YOU CAN PLEASE EXPLAIN