The answer is 10x^4 - 2x ^3
(2x-5y)+(x+y)=(2x+x)+(-5y+y)=3x-4y.
therefore:
(2x-5y)+(x+y)=3x-4y
Answer: 1.125 miles
Step-by-step explanation:
2/3 hour___3/4 miles
1 hour___X= 1.125 miles
(1*3/4)/(2/3) = 1.125
3b<40 because no matter what the price cannot be over 40 because she only has 40
