destinyacosta22 destinyacosta22
  • 02-03-2015
  • Mathematics
contestada

Solve each system of inequalities by graphing.

x-2y<3
2x+y>8

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 02-03-2015
not easy to graph but

multily first equaiton by -2 remember to flip sign
-2x+4y>-6
add to other equaiton

2x-2x+y+4y>-6+8
5y>2
divide by 5
y>2/5

subtitute
2x+2/5>8
subtract 2/5 from both sdies
2x>7 3/5
divid eby 2
x>38/10=19/5=3 4/5

x>3 4/5
y>2/5
just shade the area in that zone, not including point (0,0)
Answer Link

Otras preguntas

What is Roderick’s unusual affliction? What is Madeline’s affliction?
the belief that ethical discussions are unnecessary because there are laws to govern people's behavior is called .
what is Lincoln's point of view for how the Union and its military should honor those who died at Gettysburg? Cite evidence to support your answer ​
at the transport layer in the internet model, tcp is responsible for breaking large files received from the application layer into smaller messages and opening
a. What is m TVZ? Show your work. 3x 120° T R v (2x+15) (2x + 5)°
ir conjugation help i’m so bad at spanish
from the fact that cultures have divergent moral beliefs on an issue, it does not logically follow that there is no objective moral truth.
in a game of poker, what is the probability that a five-card hand will contain (a) a straight (five cards in unbroken numerical sequence)
Long division of 39486400 by 575???
a client with a history of right-sided heart failure lives in a long-term care facility. in the daily assessment, the nurse is required to record the level of t