A. <span>–13 + 27 = 27 + (–13) is an example of the commutative property.
The commutative property states that a + b = b + a.</span>
The maximum number of hours for which you can rent the scooter is: 4 hours
<h3>Cost of renting;</h3>
According to the question;
- The maximum amount you can spend for renting a motor scooter is $50
- The rental fee is $12 and the cost per hour is $9.50.
The inequality to determine the maximum number of hours you can rent the scooter is;
Solving the inequality, we have;
h <= 4hours.
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B. 6
Explanation: 8(6+4)= 80
38+ 7(6)= 80
Hello :
by : <span>an = an-1 + 9.
n= 2 : a2 =a1+9
a2 = -12+9 = -3
n=3 : a3 = a2 +9
a3 = -3+9 = 6
n = 4 : a4 = a3 +9
a4 =6+9 = 15</span>
