Answer:
145
Step-by-step explanation:
75% of 200 = 150
75% + 15% = 90%
100% - 90% = 10%
10% of 200 = 20
10% of 150 = 15
150 + 15 - 20 = 145
145 friends attended the party.
Oliver is incorrect because if he were correct he would learn for 2 hours and 15 minutes because, 45 minutes * 3= 2:15 minutes.
The formula of a slope:

We have the points (look at the picture) (0, 1) and (-2, -2). Substitute:

Answer:
wea did tha r come from??
Step-by-step explanation:
it is supposed to be d