dyllizzioxk4r2
dyllizzioxk4r2 dyllizzioxk4r2
  • 11-04-2020
  • Mathematics
contestada

Solve by elimination

3x + 5y = -1
7x - 5y = 31​

Respuesta :

Megan8933
Megan8933 Megan8933
  • 11-04-2020
(3,-2)
Explanation
3x+5y=-1
7x-5y=31
Get rid of y
3x=-1
7x=30
10x=30
X=3
Plug x into one equation

7(3)-5y=31
21-5y=31
-21. -21
-5y=10
Y=-2

Answer Link
brenyil159
brenyil159 brenyil159
  • 11-04-2020
(3,-2)
X, Y
This is the solution for the system of equations
Answer Link

Otras preguntas

How many newtons of force are represented by the following amount: 3 kg·m/sec^2?
Whatnare some important facts about rebecca cole ? Preferably in bullet form .
How do the numerator and denominator of a fraction compare with the dividend and divisor of a division exxpression?
A ramp was built by the loading dock. The height of the loading platform is 4 feey. Determine the length of the ramp if it makes a 32° angle with the ground. .
What does ¿La Navidad es el 25 de noviembre? mean and how would you reply?
Suppose a force of 100 newtons is used to push an object a distance of 5 meters in 15 seconds. Find the work done and the power for this situation.
What is the Bohr model for beryllium
mrs sogiba is catering for her sons birthday party. she has invited some of her sons friends to the party. the number of friends is a composite multiple of her
what is the difference between concentration camps and death camp
Why was the United States reluctant to annex Texas?