cl481043 cl481043
  • 19-06-2021
  • Mathematics
contestada

5х – 4 y = -10
3х + 2y = 16

Respuesta :

Leora03
Leora03 Leora03
  • 19-06-2021

Answer:

x= 2, y= 5

Step-by-step explanation:

5x -4y= -10 -----(1)

3x +2y= 16 -----(2)

(2) ×2:

6x +4y= 32 -----(3)

(1) +(3):

5x -4y +6x +4y= -10 +32

11x= 22

x= 22 ÷11 (÷11 on both sides)

x= 2

Substitute x= 2 into (2):

3(2) +2y= 16

6 +2y= 16

2y= 16 -6

2y= 10

y= 10 ÷2

y= 5

Answer Link

Otras preguntas

The graph of a hyperbola is shown. What are the coordinates of a vertex of the hyperbola? (0, −4) (−3, 0) (0, 0) (0, 5)
A school picnic your teacher asks you to Market food trip every 10 yards Sullivan students can play football with the teacher accidentally gave you a meter stic
5) −14 + 6b + 7 − 2b = 1 + 5b
Explain the guidelines for processing claims for patients that have both Medicare and Medicaid coverage. How is this process different than the process for Med
Sc. 2, Lines 16–23: Explain what the Captain says Macbeth has done to Macdonwald. Make inferences about Macbeth using details in the Captain’s description of th
Given the sector area,how can the radius be determined?from the radius how can the arc length be determined?
Afghan soldiers who fought against the soviet invasion of afghanistan in 1979 were called
On a coordinate plane, a circle has a center at (0, 0). Point (0, negative 10) lies on the circle. A circle centered at the origin contains the point (0, –9).
Which is a solution to (x - 2)(x + 10) = 13? x = 3 x = 8 x = 10 x = 11 0 O
What can you do to reduce your risk of getting cancer?