Did you mean he paid $90 or do you mean the cost was reduced $25?
22=6y+7
-7 = -7
15 = 6y
U divide 15 by 6 and get 2.5
The correct answer is b because of the answers given you start to graph it gives you the answer.
Answer:
120 different sub committees are possible.
Step-by-step explanation:
This equals the number of combinations of 3 from 10, 10C3.
10C3 = 10! / 7!3! or we can work it out as 10*9*8 / 3*2*1 = 120.
Answer is c
When you substitue the x vaules to all of them the one whioch answers all of them correctly is c