You order two servings of pancakes and fruit cup. The cost of the fruit cup is $1.50. you leave a 15% tip. Your total bill is $11.50. How much does one serving of pancakes cost?
One serving of pancakes costs
We can write our problem as an equation. Notice that 1.15 is 115% (entire cost + 15% tip) in decimal form.
From here, we can use the distributive property and solve for x: