deeannarod deeannarod
  • 01-08-2017
  • Mathematics
contestada

Solve for x and y: 7y−5x=31 & x=4−2y

Respuesta :

sergibcnusa sergibcnusa
  • 01-08-2017
7*y - 5*(4-2y) = 7y - 20 +10y = 17y-20 = 31,

y =3, x = -2.

Weird 20 min without answer!
Answer Link
nia7701 nia7701
  • 01-08-2017
y =3 x=-2 hope it helps
Answer Link

Otras preguntas

a condition in which gamete are the same size and shape is called monogamy
Includes vietnam, laos and cambodia
When you type the wrong character, you can press the _____ key to erase all the characters back to and including the one that is incorrect. enter delete backspa
Why is it a myth that aerobic exercise is the only way to burn fat?
What is the role of krill in the Antarctic food web?
How many months in 3 million years?
Which describes the protagonist in a story
Why was the manufacturing belt called the rust belt in the latter decades of the 20th century?select one of the options below as your answer: a. unusually high
liza's friend marie bought her a dress for 250 euros in france. liza wants to pay marie for it in u.s. dollars. if the foreign exchange rate between the u.s. do
If the germs in a vaccine we're not dead or deactivated then the vaccine would