lejoedixon lejoedixon
  • 02-02-2020
  • Mathematics
contestada

5x+2y=43 ; -6x+3y=-30

Respuesta :

meredith48034
meredith48034 meredith48034
  • 02-02-2020

Answer:

-3(5x+2y=43)

2(-6x +3=-30)

-15x-6y=-129

-12x+6y=-60

-27x=-189

x=7

5(7)+2y=43

35+2y=43

2y=8

y=4

(7,4)

Answer Link

Otras preguntas

In a river ____ occurs when sediment is transported and ____ occurs at the mouth in the formation of a delta choices; A) deposition, erosion B) er
Charles Darwin was never a _ student but a what
The primary purpose for the creation of the united nations was to
I need to know the answer to 50.5/17 for my math homework
Susan has been sued in federal court by her former employer, Terry, who is a lawyer. Susan hires an attorney who reviews the complaint and determines that it la
The graph begins at 620 on the y-axis.what does this value represent?is this the rate of change or the initial value
twenty less than thrice a number is 223.what is the number​
NADPH is created by which photosystem of the light reactions of photosynthesis?
If interest rates in Canada increase relative to the rest of the world, it means that (1) Canadian bonds will provide a ____________ return than previously and
A plane traveled 580 miles to its destination and then returned home. The trip there was into the wind. The trip back took 10 hours. Find the speed of the plane