The distance around a figure is called the perimeter.
Hope this helps :)
Answer:
Each boxed lunch costs $11.20
Step-by-step explanation:
29 boxed lunches = $324.80
divide by 29 on each one
1 boxed lunch = $11.20
Answer:
Rate of change of y is 
Step-by-step explanation:

Answer:
b=60
Step-by-step explanation:
All you have to do in this equation is multiply both sides by 20 as we want to have the variable b on one side by itself. Doing this we get 60=b.
Answer:
D
Step-by-step explanation:
All real numbers are solution
Step 1: Simplify both sides of the inequality.
8x−7<8x−3
Step 2: Subtract 8x from both sides.
8x−7−8x<8x−3−8x
−7<−3
Step 3: Add 7 to both sides.
−7+7<−3+7
0<4
hope this help:)