Quadratic equation in standard form

x^2-9=0

The cost of carpet is 3$ per square foot. How much would it cost to carpet a bedroom that is 11ft by 14 ft?

Simplify sqrt of 75x^6y^11 to the form a sqrt of b

Suppose x is any positive number. Circle 1 has a center at (-2, 7) and a radius of 8x. Circle 2 has a center at (-3, 0) and a radius of 5x. Why is Circle 1 similar to Circle 2? Circle 1 and Circle 2 have the same area, and Circle 1 has a radius 0.

Simplify the expression. (8x + 14) + (9x - 5)

If x = - 4 and y = 2x - 1, then y equals what number?

A submarine is driving at a constant rate of 12 feet per second

Translated in algebraic expression:the sum of twice a number increased by 6

Braces are used in interval or roster notation?

What is 30% off of 86

In triangle efg, angle e is 30, angle f is 60, and angle g is 90, what is true about triangle efg