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
All sides are equal in a square



One side of the square measures 7+6 = 13
Hence, side DC is 13 units
10y^7
You multiply the y^4 by y^3
2y^7 x 5
Multiple the 5 by 2
Answer: 10y^7
<span>(19/76)x100=25% have seen the film</span>