15. To earn money, Peter shovels driveways in
the winter. He earns $24 in 3 hours.
a. Complete the table.
10.5 1 3 | 4 | 5
Hours
Amount
Earned ($)
24

c

step-by-step explanation:

y=3x+4

step-by-step explanation:

given the points a(0,4) and b(-4, -8)

eqn of line ab: (y-4)/(x-0)=(-8-4)/(-4-0)

(y-4)/x=-12/-4=3

y=3x+4

there are infinitely many solutions.

1. for division, flip the second fraction.

2. factor the numerator and denominator completely.

3. divide out common factors.

4. multiply the simplified fractions.