Simplify fully
13/2x-5/x

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?