Question

Solve the
Pi
Simultaneous equation
using elimination
3x+2y=2
2x+2y =-7​

Answer 1

x= 9

y=-12.5

Explanation:

3x+2y = 2×2

2x+2y =-7×3

6x+4y =4

- 6×+6y =-21

-2y =25

y=-12,5

2x+2(-12,5)= -7

2x+-25= -7

2x= -7+25

2x/2=18/2

x= 9