wonder556
wonder556 wonder556
  • 24-01-2021
  • Mathematics
contestada

5x + y = 9
3x + 2y = 4
Solve with elimination method

Respuesta :

DeanAhrens
DeanAhrens DeanAhrens
  • 24-01-2021

Answer:

x=2 y=-1

Step-by-step explanation:

multiply the top equation by negative 2. then it is -7=-14

then you dive and find out that x=2 and plug it inot the equation and solve for x 10+?=9 which is -1

Answer Link
25leeelisa
25leeelisa 25leeelisa
  • 24-01-2021

Answer:

x=2

y=-1

Step-by-step explanation:

make it so that you can cancel out the y

to do this multiply the top equation by 2

10x+2y=18

3x+2y=4

subtract to get rid of 2y

7x=14

x=2

substitute the x into one equation

3(2)+2y=4

6+2y=4

2y=-2

y=-1

Answer Link

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