Answer: Substitution
Step-by-step explanation:
Because you know A is equal to B, you can substitute A for B in any mathematical equation. Essentially, you are switching mA $ mB.
Answer:
just graph the problem so that you can answer
Answer:
Part A: $212 Part B: 25 miles
Step-by-step explanation:
f(x)=Total amount earned
x=miles walked
Part A:
f(x)=8x+100
f(14)=8(14)+100
f(14)=212
$212
Part B:
f(x)=8x+100
300=8x+100
<u>-100 -100</u>
<u>200</u>=<u>8x</u>
8 8
25=x
25 miles
Answer:

Step-by-step explanation:

