alohaxjim
alohaxjim alohaxjim
  • 11-01-2017
  • Mathematics
contestada

use substitution to solve each system of equations
c-5d=2
2c+d=4

Respuesta :

alkhalidisara
alkhalidisara alkhalidisara
  • 11-01-2017
2x-y = -4 OR y = 2x+4
-3x+y=44
-3x + (2x+4)= 44

-x = 40
x = -40 and y = -76 (2*-40 + 4)
c-5d=2 OR c = 5d + 2
2c + d =4
2(5d+2) + d = 4
11d = 0
d = 0 and c = 2
Answer Link
michell19
michell19 michell19
  • 11-01-2017
2x-y = -4 OR y = 2x+4
-3x+y=44
-3x + (2x+4)= 44

-x = 40
x = -40 and y = -76 (2*-40 + 4)
c-5d=2 OR c = 5d + 2
2c + d =4
2(5d+2) + d = 4
11d = 0

d = 0 and c = 2
Answer Link

Otras preguntas

Highlight the answers 26 Ireland’s great export in the 1840’s was a people. b potatoes. C whiskey. d wool. 27 Eli Whitney was instrumental in the developmen
A bag contains 4 red marbles, 3 blue marbles and 2 green marbles. If two marbles are drawn out of the bag, what is the probability, to the nearest 10th of a per
¿Con qué constitución se proclamó a Estados Unidos de Colombia?
HELP PLEASE DUE SOONExplain how building the lake near Galetown could affect the amount of water vapor and the amount of rain.​
Which part of the Earth system contains most of the planet's mass?
find the volume of the prism please
g Calculate the final speed of a solid cylinder that rolls down a 5.00-m-high incline. The cylinder starts from rest, has a mass of 0.750 kg, and has a radius o
if f(x)=3x-2 and g(x)=2x+1, find (f-g)(x)A. x-3B. 5x-3C. 5x-1D. 3-x​
What fraction is shown on the number line? 5/6 5/5 1/6 1/5 Pls help
do volcanoes destroy or create new crust​
good job