Answer:
Powers of ten
Step-by-step explanation:
They are the result of multiplying 1= times iteself however many times.
100/x=300/45 Factor out 100/x=15×20/15×3 Cancel common factor
100/x=20/3 100(3)=20(x) 300=20x 300/20=X 15=x
Answer 5 for kid 12 for adult
Step-by-step explanation:
Answer:
0
3
10
21
36
Explination:
0 x anything is still zero, but I don't know if that counts.
1 (2+1) = 3
2 (4+1) = 10
3 (6+1) = 21
4 (8+1) = 36
Answer:

Step-by-step explanation:
To solve this operation we need to find the common multiple of both denominators and solve for a.

Thus, the solution is 7(a -1) / (a+2)(a-5)