Answer:
Im in 7th grade and I need some help on a math problem. can I post it?
Answer:
negative
Step-by-step explanation:
a positive divided by a negative is a negative
She must have multiplied it by 5.
That would've given her:
x - y = 15
2.5x + y = 25
Now we can add them and the y-terms will eliminate each other. Because one is -y, and the other is positive y. -y + y = 0.