fazecody04
fazecody04 fazecody04
  • 11-12-2018
  • Mathematics
contestada

Solve by the linear combination method. 2x + 3y = 11 –4x + 2y = 2 60pts please answer in 5 minutes

Respuesta :

rossolillemicha rossolillemicha
  • 11-12-2018

2x+3y=11

4x+2y=10

multiple the top equation by -2

-4x-6y=-22

4x+2y=10

-4y= -12

y=3

then plug 3 for y so 2x+9=11

2x=2

x=1 and y=3

Answer Link

Otras preguntas

Is the relationship between velocity and centripetal force a direct, linear or nonlinear square relationship?
curved surface area + base area formula​
Which ph range is ideal for nitrogen in corn crops
SP: Describe what moment is, give the formula and unit for it. Rearrange the equation to make a force as a subject
Which two interconnected concepts does Carson McCullers develop in this excerpt from "Loneliness . . . an American Malady"? Love is affirmation; it motivates th
Bill wants to post three parcels.Parcel 1Parcal 2Parcel 3Each parcel costs £1.10 to post.How much change should he get from a £10 note?​
Olive Oil costs $8.70 per liter. A restaurant owner buys 5.6 liter of olive oil. How much does the owner pay?
I arrive at the scene possible hazardous materials Spill what should I do before going on scene
A body is thrown vertically upward with the velocity u, the greatest heighth to which it will rise is(A) ulg| (B) u2/2g(C) ulg(D) u/2g​
h(x)= 1/8x^3-x^2 What is the average rate of change of h over the interval −2≤x≤2?