kreegankaveman kreegankaveman
  • 03-05-2020
  • Mathematics
contestada

8x - 2y = 6 and 3x + 3y = -24. What is your answer?

Respuesta :

osikbro
osikbro osikbro
  • 03-05-2020

Answer:

x=-1, y=-7

Step-by-step explanation:

8x-2y=6

3x+3y=-24

Multiplying the topmost equation by 3/2:

12x-3y=9

3x+3y=-24

Adding the two equations together:

15x=-15

x=-1

Plugging this back into a previous equation:

8(-1)-2y=6

-8-2y=6

-2y=14

y=-7

Hope this helps!

Answer Link

Otras preguntas

Explain the fundamental steps of the scientific method.
Please help..........
Please Simplify. -2+-6+7
The diameter of a circle is 8. What is the area of the circle in terms of pi?
Distance between (4,1) and (10,8)
living on domesticated herds of animals that feed on natural pasture is called
Hola, alguien me puede ayudar para la expresión escrita. elige un tema de tu elección Gracias a los que me ayudarán.
-7x+8y=39 find the value of y when x equals -9
Which technology do online stores usually use to present customized content
Using a "15% off" coupon, Dianne saved $12.75 on a new chair for her home office. What was the chair's regular price? How much did she pay?​