jenn1643 jenn1643
  • 25-09-2019
  • Mathematics
contestada

x+y=-9. 5x-2y=32. elimination using manipulation​

Relax

Respuesta :

Аноним Аноним
  • 25-09-2019

Answer:

x=2, y=11.

Step-by-step explanation:

x + y = -9.  

5x - 2y = 32   Multiply the first equation by 2:

2x + 2y = -18   Adding the last 2 equations to eliminate y:

7x =  14

x = 2,

Substitute x = 2 in the first equation:

2 + y = -9

y = -9 - 2

y = -11.

Answer Link

Otras preguntas

from least to greatest 4.769,4.904,4.422
What is the volume of a cylinder with a height of 5cm and diameter of 9cm? (Use 3.14 for π.) 317.9 cm3 343.8 cm3 1271.4 cm3 2543.4 cm3
A proud deep-sea fisherman hangs a 65.0-kg fish from an ideal spring having negligible mass. The fish stretches the spring 0.180 m. a)Find the force constant of
The price of television decreased which means the demand for blank will most likely increase
Calculate the volume of 5250 kilograms of wood if the density of wood is 750kg/m?
If f(x) = x^2 and g(x) = 3x+1, then g(f(2))
In what year did the US and several other nations agree to reduce the quantity of CFCs used by 50%? 2017 1987 2007 1997
which of the following is not a good discription of a northwest indian longhouse?
What system made the Ottoman Empire so successful?​
I NEED HELP PLEASE PLEASE PLEASE (35 POINTS)