makaylayunt37 makaylayunt37
  • 25-01-2022
  • Mathematics
contestada

Solve by substitution:

x - 5y = 32
2x - 9y = 57

Respuesta :

Yang100
Yang100 Yang100
  • 25-01-2022

Answer:

x=-3, y=-7. (-3, -7).

Step-by-step explanation:

x-5y=32

2x-9y=57

---------------

x=5y+32

2(5y+32)-9y=57

10y+64-9y=57

10y-9y=57-64

y=-7

x-5(-7)=32

x+35=32

x=32-35

x=-3

Answer Link

Otras preguntas

The potential solution of 3 sqrt 5x+3 - 3 sqrt 4x=0 is x =
what economic system has the greatest opportunity for change
What is the best example of a pull factor that might cause immigration
calculate the subsolar pointplease I need help ASAP
don’t mind the ones that are colored in purple , but please help !!!!!!
Someone please help me out please ??!
a major goal of the sea point Multan and the boxer rebellion was to
what is the percentage increase from 4.00to 4.20
As a reaction to the British taxes on tea, prior to the American Revolution, people in Charleston
PLEASE HELP ASAP Write the expression as a product of polynomials 1) y(a–c)+5a–5c 2) x(b+c)+3b+3c