angelina32228 angelina32228
  • 17-12-2021
  • Mathematics
contestada

3x + 4y = 5 and 2x + 3y = 7
Find the solution to each system. Write your solution as an ordered pair

Respuesta :

ahmedsamer333999
ahmedsamer333999 ahmedsamer333999
  • 17-12-2021

Answer:

( -13 , 11 )

Step-by-step explanation:

3x + 4y = 5

2x + 3y = 7

Eliminate x

-2 ( 3x + 4y = 5 )

3 ( 2x + 3y = 7 )

-6x - 8y = -10

6x + 9y = 21

Simplify

y = 11

Substitute y in any equation to get x

2x + 3(11) = 7

2x + 33 = 7

2x = -26

x = -13

Answer Link

Otras preguntas

Easy multiple choice!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! which of the following explains why normal cells grown in a petri dish tend to stop g
¿En dónde prosperó el tango en el último tercio del siglo XIX?
The Type A behavior pattern is a significant predictor of ________.
Why was the civil war fought?
Which did the Monroe Doctrine declare about the United States?
What is the lateral surface area of a cylinder with height of 7 m and a base diameter of 4 m (to the nearest whole number)?
What type of earthquake wave can travel through both liquids and solids? a. P waves b. S waves c. focus waves d. surface waves
Why do all cats respond to clicking noises?
The number of wild horses per square kilometer in a prairie is the horse population's ____. A) Density B) Dispersion C) Size D) Birth Rate
what are the intercepts of -4x+6y-5z=60