Sarah works as a waiter. she earns 15% in tips on meals served. this weekend, sarah earned $172.50 in all. what is the dollar amount of the meals that sarah served?

$1150 amount of the meals that Sarah served.

Step-by-step explanation:

As given

Sarah works as a waiter.

She earns 15% in tips on meals served.

This weekend, Sarah earned $172.50 in all.

Let us assume that the x dollar amount of the meals that Sarah served .

15% is written in the decimal form.

= 0.15

Than the equation becomes

x × 0.15 = 172.50

Solving the above equation

x = $1150

Therefore $1150  amount of the meals that Sarah served.