Answer:
C
Step-by-step explanation:
x + 11 = 24
x = 13
Answer:
Rewriting
without an exponent we get 
Step-by-step explanation:
We need to rewrite the following without an exponent. 
We need to solve the exponent to find the result.
We know the exponent rule: 
Now using this rule to solve the equation:

So, Rewriting
without an exponent we get 
Answer: 1750000
Step-by-step explanation: you should be able to multiply 7 by 250000, since 1 cm = 250000 kilometers
-19/25 if you simply it by 4