Answer:
Option B, 
Step-by-step explanation:
<u>Step 1: Simplify the exponent</u>



<u>Step 2: Simply the expression</u>



Answer: Option B, 
Answer:2
Step-by-step explanation:if she deposits 10 dollars every week she would be adding 10 dollars which means we have to multiply 10 by however many weeks she saves
X=15
Just divide 5x by 5 and 75 by 5
Answer: 4.8
Why: 8/10=.8
.8x6=4.8