Question 168333
3x+2y=-2   - (i)
5x+4y=8    - (ii)

multipying (i) by 2, we get

6x + 4y = -4  - (iii)

subracting (ii) from (iii),

6x + 4y - 5x - 4y = 8 + 2
x = 10

putting x=10 in (i),

3(10) + 2y = -2
30 + 2y = -2
2y = - 2 - 30
2y = -32
y = -16

x = 10
y = -16