Answer:
#8 : x=15−y
#9: 
#10: y=2A−x
#7: T=
Step-by-step explanation:
(2x-5y) + (x+y)
= (2x+x) + (-5y+y)
= 3x + (-4y)
= 3x-4y
So option A is the correct one.
Answer:
Mary Ann does have enough sugar
Step-by-step explanation:
3/5 is greater than 3/7 which means that she does have enough sugar. This is because the denominator 5 is smaller than the denominator 7, and since they have the same numerator, the fraction with the smaller denominator is greater.
Integers I believe :) hope this helps
Answer:can't do that
Step-by-step explanation: