Seudónimo Seudónimo
  • 01-11-2019
  • Mathematics
contestada

HELP ILL GIVE YOU A BRAINLIS

{ 4x+y=5 3x+y=3 Use the linear combination method. (−3, 7) (2, −3) (0, 5) (0, −3)

Respuesta :

Favouredlyf Favouredlyf
  • 01-11-2019

Answer: (2, -3)

Step-by-step explanation:

4x + y = 5 --------1

3x + y = 3 ----------2

Subtract eqn 2 from eqn 1

x = 2

Put x = 2 in eqn 1

4*2+ y = 5

8 +y = 5

y = 5 - 8 = -3

Answer Link

Otras preguntas

A 32.5 g cube of aluminum initially at 45.8 °C is submerged into 105.3 g of water at 15.4 °C. What is the final temperature of both substances at thermal equili
12 POINTS PLEASE HELP 9TH GRADE MATH
There are diffrent types of cells for every job in your body. How do we refer to those cells that develop differently? A) They are unidirectional. B) They are
where are most of the large cities located in canada located close close to or far away from the u.s. border
Solve the equation 9%-6.375. Answer in fractions.​
Concepts can guide our thinking and be continually tested for accuracy against new, incoming information, such as by judging category membership. In this way, c
At an amusement park, the wheelie carries passengers in a circular path of radius r = 11.2 m. If the angular speed of the wheelie is 0.550 revolutions/s, (a) Wh
Aerobic activities a. enable muscles to use less oxygen than normal b. do not require voluntary muscle c. force muscle cells to use more vitamins and minerals f
The U.S. Government was formed the Soil Conservation Service which is now the Natural Resources Conservation Service. Read the passage underlined (12). There m
I really need help on both of these please.