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

Before believing a claim that a particular nutrient decreases one's risk of cancer, one should?
The kirkwood gaps are regularly spaced gaps in the asteroid distribution. what causes the gaps to appear?
In the ________, the perfectly competitive firm will react to profits by ________
PLEASE PLEASE PLEASE HELP ME ASAP!!!
What charge appears on the plates of a 6. 0-μf capacitor when it is charged to 40 v?
In a titration experiment, 31. 4 ml of 1. 120 m hcooh is neutralized by 16. 3 ml of ba(oh)2. what is the concentration of the ba(oh)2 solution?
Management's attitude toward aggressive financial reporting and its emphasis on meeting projected profit goals most likely would significantly influence an enti
Why does strength and contrcation increase somwhat after a few stimulation/contraction events?
The ____ of the characteristic line of a stock's returns versus those of the market measures the stock's systematic risk
What document explains your rights and responsibilities as a federal student loan.