
Step-by-step explanation:

She did not multiply both sides of the equation by 2.
2x-6y =-2
<u>+ 2x+6y=3
</u><u /> 4x =1
x=1/4
y=5/12
Answer:
She used cans of 2 and 1/2white paint.
Step-by-step explanation:
It is 2 12/20 simplified is 2 6/10 simplified is 2 3/5
So if you want it simplified it is 2 6/10 but if you just want the answer I think it would be 2 3/5
Hope this is helpful
And have a great day