No, it is not right. How did you get that?
Convert the first equation (by doubling both sides) to:
-2x + 8y = 16
Put it above
2x - 3y = -16
and add both sides.
You get 5y = 0
It is pretty clear what y must be.
Systems of Equations
-x+4y = 8
2x-3y = -16
x= -17.6
y= -2.4
Is this right?
1 answer
1 answer