If a shirt is 18 dollars, with a 60% discount, what would be the original price of the shirt?

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

What is the solution set of the quadratic inequality x^2-5< or equal to 0