Question

manuel is thinking about ordering some graphic t - shirts online. they cost $9 each, and shipping costs $8 regardless of order size. write an equation that shows the relationship between the number of t - shirts manuel buys, x, and the total amount he will pay, y. do not include dollar signs in the equation. y =

Explanation:

Step1: Calculate cost of T - shirts

The cost of each T - shirt is 9 and the number of T - shirts is $x$, so the cost of T - shirts is $9x$.

Step2: Add shipping cost

The shipping cost is a fixed 8. The total amount $y$ is the sum of the cost of T - shirts and the shipping cost. So $y=9x + 8$.

Answer:

$y = 9x+8$