eprfrench eprfrench
  • 03-01-2021
  • Mathematics
contestada

2x+5y =-20, 2x-3y=28

Respuesta :

iyerk331 iyerk331
  • 03-01-2021

Answer:

x=5 and y=-6

Step-by-step explanation:

2(5) + 5(-6) = -20 (so true)

and

2(5) - 3(-6) = 28 (true)

Answer Link
Ladyanne
Ladyanne Ladyanne
  • 03-01-2021

Answer:

2x=-20-5y

divide both sides by 2

x=-20-5y/2

2x-3y=28

-3y=28-2x

divide both sides by -3

y=28-2x/-3

Step-by-step explanation: FOR THE FIRST ONE, I MADE X THE SUBJECT AND FOR THE SECOND ONE I MADE Y THE SUBJECT.

Answer Link

Otras preguntas

a symbol for caledonium
why do polar bears have sharp claws ?
what is the difference between rough ER and smooth ER? what is the ER doing that is different in this case
How do say 6:45 a.m. in how Spanish
Why did so many Native American peoples adopt Christianity in Latin America during the 1500s?
2x+5y=15 in slope intercept form
Which two hormones are secreted from the same gland but oppose the action of one another?
How do say 6:45 a.m. in how Spanish
What is a word family for mentor and uttered?
Climate warming trends allow plant and insect species to inhabit larger ranges. True or false?