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

The beginning steps for determining the center and radius of a circle using the completing the square method are shown in the table. Step 1 [original equation]:
Part b what effect does that narrative structure have on the passage? a. it creates uncertainty in the reader about who is telling the truth. b. it causes surpr
whether you think Andrew Jackson believed that American Indians would be happier in their new land.
Evaluate the expression. 3 5 – 2 5 × 1 2 Write your answer as a fraction or as a whole or mixed number. pls help need answer will mark brainiest
There are ______ categories of dependent adult abuse in community-based settings.
Determine, to the nearest tenth of a year, how long it would taken an investment to double at a 3 3/4% interest rate, compounded continuously
Discuss the suitability of the tittle of the short story (swimming partners)
A sample of gas at a constant temperature has an initial volume of 14.5L at a pressure of 720mmHg. If the volume of gas is decreased to 10.5L, what is its press
How many solutions does the system of equations have? y=-2x+3 y = x² - 6x +3
what word is OEVBIITEC im not sure OEVBIJTEC​