Factor the difference of two squares x^2-25

Graph the system of equations. {2x-y=4 {x-y=-2 Use the Line tool to graph the lines.

four friends go out to eat and their meal cost 86.59 the sales tax is 6.75% and they should tip the waiter 20%. how much should each person pay in the nearest cent?

What is the circumference of a circle with radius 20cm

What is a even number

What are the lengths of the legs of a right triangle in which one acute angle measures 19° and the hypotenuse is 15 units long? a. 9 units, 12 unitsb) 11 units, 10.2 unitsc) 4.9 units, 15.8 unitsd) 4.9 units, 14.2 unitse) 5.2 units, 14.1 units

What is the factores form of 4x^2+23x-72

Suppose that the cost of renting a snowmobile is 37.50 for 5 hours. What would be the cost of renting 2 snowmobiles for 5hours?

44/5 as a mixed number

Determine the sign of cos pi divided by seven without using a calculator. Positive Negative

Helga and Julie are sisters. Helga is six years younger than twice Julie's age. The sum of Helga's age and Julie's age is 36. Write an equation that can be used to find Helga's age