A unit rate compares a quantity to one unit of measure. You often see the speed at which an object is traveling in terms of its unit rate.
Answer:
The answer is she lost 9 matches
Step-by-step explanation:
First use distributive property:
4(5x - 6) - 4(2x + 1)
20x - 24 - 8x - 4
Then add like terms:
12x - 28
