5x+3y=9;2x+2y=12
plz reply fast
Attachments:
siddharth144:
plz
Answers
Answered by
2
1)5x+3y=9
2x+2y=12
10 x + 6y = 18
6x + 6y = 36
4x = -18
x = -9/2 and y = 21/2
2) 5x+2y = -3
x + 5 y = 4
5x + 2y = -3
5x + 25y = 20
Subtracting, we get
23y = 23
y = 1 and x = -1
2x+2y=12
10 x + 6y = 18
6x + 6y = 36
4x = -18
x = -9/2 and y = 21/2
2) 5x+2y = -3
x + 5 y = 4
5x + 2y = -3
5x + 25y = 20
Subtracting, we get
23y = 23
y = 1 and x = -1
Similar questions