One shirt costs $18.70. the sales tax is 5%. what is the total cost of 2 shirts, including tax?

Use the quadratic formula to solve 5x=6x^2-3,what are the values of x?

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?