jkylie727 jkylie727
  • 07-03-2017
  • Mathematics
contestada

Solve this system of equations using substitution. Put your answer in ordered pair form, (x, y).

2x + 6y = 24
5x - 2y = 9

Respuesta :

lyssm
lyssm lyssm
  • 07-03-2017
2x/2 = 24-6y/2
X=12-3y
5(12-3y)-2y=9
60-15y-2y=9
60-17y=9
-17y=-51
Y=3
2x+6(3)=24
2x+18=24
2x=6
X=3
(3,3)
Answer Link

Otras preguntas

There were four apples. Three apples fell from the tree. How many apples are on the tree now?
Help on these problems please
What are some adjectives that describe the name Kimberly. 3 adjectives for each letter.
HELP PLEASE!!! Is the following sentence true or false? Flagellates living in symbiosis always harm the animal in which they live.
how did Pericles change the government of Athens???
HELP PLEASE!!! Is the following sentence true or false? Flagellates living in symbiosis always harm the animal in which they live.
What is the maximum mass of methane (CH4) that can be burned if only 1.0 g of oxygen is available and how do you figure it out?
What is the maximum mass of methane (CH4) that can be burned if only 1.0 g of oxygen is available and how do you figure it out?
HELP+EXPLAIN PLEASE Describe how a sarcodine, such as amoeba, gets food.
24 is 40% of what number?