According to me your question does not make sense. You need to give other relationships between x and y to solve the problem (sort of like what I helped you solve yesterday).

For example:

X = -3 y= 12

x = -6 y= 24

Sort out the question and I'll help you solve it.

For example:

X = -3 y= 12

x = -6 y= 24

Sort out the question and I'll help you solve it.