Question

Solve simultaneously 3x+2y=11 3x-y=-1

Answer 1

Answer:

x= 1 , y= 4

Step-by-step explanation:

3x +2y = 11 ( 1)

3x -y = -1 ( 2)

subsracting 1 ,2

3x +2y = 11

3x - y = -1

----------------

3y = 12

y = 12/ 3

y = 4

put y =4 in 2

3x - y = -1

3x -4 = -1

3x = -1+4

3x = 3

x = 1