Percentage: 28%
Fraction: 7/25
Answer:
(a) 20 + 14(s)
(b)$146
Step-by-step explanation:
Use s as your variable per session.
$20 is a flat fee as a sign up for tutoring.
Therefore, 20 + 14s is the expression.
(b) 14x9=126 + 20 = 146
Answer: 
Step-by-step explanation:
Step 1) Make 9 into a Fraction: 
Step 2) Multiply:
and 
Step 3) Your answer should be: 
Step 4) Divide
and get 
214-83=131
Higest number minus the lowest number