Answer:
11:D
12:B
Step-by-step explanation:
I'm not gonna prove the formula, but here's the solution. Notice how the degree cancel each other out.
Answer:
a) 1
b) n² - n
c) 2n - 1
d) B, always odd
Step-by-step explanation:
Answer:
Tommy's band won 5 awards, Ali's band won 8 awards and Jack's band won 10 awards.
Step-by-step explanation:
Let the number of awards Tommy won be x.
Number of awards Ali won -> x+3
Number of awards Jack won -> 2x
Subtract 3 from both sides:
Divide both sides by 4:
(Tommy)
(Ali)
(Jack)
Answer:
5
Step-by-step explanation:
They both have factors of 5.
5 is also the GREATEST factor they have in common!
5,10,15,20,25,30,35,40,45...