Answer:
is equivalent to 
Step-by-step explanation:
Using exponent rules:

Given the expression:

⇒
Apply the exponent rule, we have;

Therefore, the given expression
is equivalent to 
Answer: ( t - 5)* 210 = 41790
T=204
Step-by-step explanation:
Believe me my friend
Answer:
Alexis still needs 13.2 pounds.
Step-by-step explanation:
18 minus 4.8 equals 13.2.