# Systems (maths)

posted by
**Nina**
.

Determine the system which is equivalent to the system:

3x+4y=12

x-2y=9

a)

3x+4y=12

3x-6y=27

b)

3x+4y=12

2x-4y=18

c)

10y=-15

5x=30

d)

Any of A,B or C

posted by
**Nina**
.

Determine the system which is equivalent to the system:

3x+4y=12

x-2y=9

a)

3x+4y=12

3x-6y=27

b)

3x+4y=12

2x-4y=18

c)

10y=-15

5x=30

d)

Any of A,B or C