Answer:
$25.50
Step-by-step explanation:
We need to find 30% of 85:
30%*85
Convert 30% to a fraction to make the math easier:
![\frac{30}{100}*85=\frac{3}{10}*85=25.5](https://tex.z-dn.net/?f=%5Cfrac%7B30%7D%7B100%7D%2A85%3D%5Cfrac%7B3%7D%7B10%7D%2A85%3D25.5)
She tipped the waiter $25.50
Are you trying to find x or…?
Answer:
9 people
Step-by-step explanation:
40 + 18.25x = 124 + 7.75x
18.25x - 7.75x = 124 - 40
10.5x = 84
x = 84 ÷ 10.5
x = 8 people to EQUAL the same price as trampoline
Question is how many people must be invited to cost MORE, not the same.
If 8 equals, then anything above is more
Since there is no such thing as half a person, the answer is 9 people
The coefficient of 'y' in her simplified answer is 10.