The missing side length is 7.2 rounded to the nearest tenth
Answer:
B
Step-by-step explanation:
C and D aren't linear and A has a positive slope
Answer:
$52
Step-by-step explanation:
Using the equation
y=mx+c
82=7x+c
122=11x+c
11x-7x=122-82
4x=40
x=10
To get c
82=7(10)+c
82-70=c
c=12
For 4 lessons
y=10(4)+12=52
