Question 24876
Let x = the cost of the meal alone.  Then, x + 15% of  x = $56.32  You can solve this equation for x and you'll have your answer. Change the percent to its decimal equivalent.

{{{x + 0.15x = 56.32}}} Collect like-terms.
{{{1.15x = 56.32}}} Divide both sides of the equation by 1.15.
{{{x = 48.98}}}

The cost of the meal alone was: $48.98

Check:
$48.98 + 0.15($48.98) = $48.98 + $7.34 = $56.32