pamjo75 pamjo75
  • 16-10-2020
  • Mathematics
contestada

4. 4x+3y =-12
- 2x+3y=-18

Respuesta :

legoshes
legoshes legoshes
  • 16-10-2020

Answer:

x = -1 and y = 5.3

Step-by-step explanation:

4x + 3y = 12

2x - 3y = -18 (× -)

4x+ 2x = 12 + (-18)

6x = -6

x = -6/6

x = -1

4(-1) + 3y = 12

-4 + 3y = 12

3y = 12 + 4

3y = 16

y = 16/3

y = 5.3

Answer Link

Otras preguntas

Use the graph of the function f(x) to find the value of f(0).
an airplane releases a ball as it flies parallel to the ground at a height of 235m. if the ball lands on the ground exactly at 235m from the realse point. calcu
describe the u.s. highway system in spatial terms. a. mainly radial b. mainly grid like c. partly radial and partly disorganized d. partly radial and partly gri
What expression is equivalent to 28 19/100
Which characteristic is a physical property of wood? A.Wood can burn. B. Wood can rot. C. Wood does not rust. D.Wood is softer than coal.
How did the lives of knights and nobles demonstrate the importance of warfare in the Middle Ages
log4 (16) + log4 (64)= ?
Geographer james vance recognized the importance of the __________ in the evolution of the spatial form of the american city.
About when was the sail developed, making travel possible on the open water?
what make up lipids..? A.) Carbon, Hydrogen B.)Carbon, Hydrogen,Oxygen,nitrogen C.)Carbon, Hydrogen,Oxygen,nitrogen,Phosphorus