Question

The total cost to go horseback riding is z dollars per hour plus a $2 fee for renting a helmet. Which expressions represent the cost, in dollars, for 4 people to go horseback riding for 3 hours each?

Answer 1

Let:

C = Total cost

where:

$\begin{gathered} C=4(3x+2) \\ or \\ C=4(3x)+4(2) \\ or \\ C=12x+8 \\ or \\ C=6x+3+6x+5 \end{gathered}$