0.8km = 800m
On Sunday, Li ran farther. 80m farther
800m - 720m = 80m
Answer:
-3/b
Step-by-step explanation:
The reciprocal of -b/3 is -3/b
well, rational = fractional, namely something you can write as a fraction, well, anything between -1 and -2 is just less than -1 so

Step-by-step explanation:
Pear cost=x
Orange cost=x-y
4 pears= 4x
6 oranges=6x-6y or x-y x6
Use ratio.
Pears: x cents
4 Pears: 6x cents
You x4 on each side. Same with oranges.
Orange: x-y
6 oranges: x-y x6
You x6 on each side.
The answer is all real numbers for x
because simplifying, you get both sides are equal