Find any real solutions for the following quadratic equations.

2 x2 - 8 = 0

x2 = - 5

Which expression will you generate if you apply the Distributive Property and combine the like terms in the expression x + 3y - y + 3x + 2 (2 + 4 + y) ? A: 5x+8y+15 B: 4x+4y+12 C: 4x+3y+24 D: x+3y+14

A circular garden is enclosed by a fence that is about 78.5 feet long. To the nearest foot, what is the diameter of the circular garden? Use 3.14 for π.

What is the answer to these question 2,000*4,0000

Write a quadratic variation equation if g (x) varies directly with x2, and g (x) = 98 when x = 7.

The highest common factor of 1280 and 300

There are 9 more pencils then pens in a container. There are 25 writing utensils in the container in all. How many pens are there in the container?

How do I find the answer to 2g = 12 pt

Last year Henry made 32 one cups serving of soup school party two times

If 45% of the class are boys what percent is girls

Without his pencil or calculator, Joey knows that 2x³+3x² - 1 = 0 has at least one real solution. How does he know?