paddikakes55 paddikakes55
  • 04-06-2017
  • Mathematics
contestada

2x - 3y = -12
y = 9 - x
Solve by substitution

Respuesta :

azhangstuy
azhangstuy azhangstuy
  • 04-06-2017
2x - 3(9-x) = -12

2x-27+3x=-12

5x-27=-12

5x=15

x=3

y=9-x
y=9-3

y=6

x=3
y=6
Answer Link

Otras preguntas

Why did the British government establish new policies on the colonists in America?
In order to figure out who will go first in a game, your friend asks you to pick a number between 1 and 25. What are the possible outcomes?
what is a rational expression R(x)​
HELP URGENT! WILL GIVE BRAINLIEST!! 1) What is the value of 8!? A) 8 B) 64 C) 512 D) 40,320 2) What is the value of 5P5? A) 5 B) 25 C) 120 D) 125 3) What is th
Each car has 5 wheels. There are 74 wheels. How many cars are there? How many wheels left over?
An equation of a line through (0, 0) which is perpendicular to the line y=-4x + 3 has slope: And y-intercept at:
What caused the red scare of the 1940s and 1950s?
Masked bandits might be more likely than unmasked bandits to physically injure their victims due to what?
What capital leffer appears to have parallel lines? D or L or N or T?
The ratio of a model car to a regular car is 1:16. The model is 6.25 inches long. What is the length of the actual car in feet and inches?