mipe3ggyfKidgemissy
mipe3ggyfKidgemissy mipe3ggyfKidgemissy
  • 02-10-2016
  • Mathematics
contestada

−5x − 8y = 17 2x − 7y = −17

Respuesta :

phicxs
phicxs phicxs
  • 02-10-2016
Elimination Method

-5x - 8y = 17 (×2)
2x - 7y = -17 (×5)

-10x - 16y = 34
10x - 35y = -85
____________
-51y = -51
y = 1

-5x - 8(1) = 17
-5x - 8 = 17
-5x = 17 + 8
-5x = 35
x = -7

(-7, 1)
Answer Link

Otras preguntas

Which sentence shows the commas placed correctly? A.The mother’s sweet melodic, rhythmic, humming lulled the baby to sleep. B.The mother’s, sweet, melodic rhyth
How many amino acids could be specified if codons consisted of two nucleotides instead of three? What problem would this present for an organism making proteins
write a 200 word essay on rosa parks
How do the descriptions in this passage support Tan's purpose? Dinner threw me deeper into despair. My relatives licked the ends of their chopsticks and reached
What was special about the nucleus? A. It had protons and neutrons B. It was mostly hollow C. It was very light in weight D. It held DNA
Help!! I’ll give brainliest! <3
Help. look at the screenshot below.
pls be fr will mark brainliest
list 3 of the Eurasian republics​
List the functions of vitamin A, vitamin C, and vitamin D.