


To multiply powers of the same base, add their exponents.

Add 5 and 2 to get 7.

- The first option <em><u>n⁷</u></em><em><u> </u></em>is the correct answer.
Answer:
$28 dollars is the new cost
Step-by-step explanation:
$40 - 30% = $28
First pic: x=27
second pic: x=15
Solution:
we are given in the problem that
So far, 18 of the 25 students in your class have turned in field trip permission slips.
we have been asked to find
What percent of your classmates have turned in permission slips?
Required Percentage
Simplify we get
Required Percentage
Hence 72% percent of your classmates have turned in permission slips.