A system of equations is shown.

7k+4l=20-8k+2l=10

What is the value of k?

Triangle ABC is a right triangle. If AC = 7 and BC = 8, find AB. Leave your answer in simplest radical form.

8y = 4x - 12 Find the constant of variation ...

What is 6.48 round to the nearest tenth

How do you find the area of a parallelogram if the base or height aren't given?

Arrange these numbers from least to greatest:. 3/5, 5/7, 2/9 ...

Marcella burgess deposited $15000 for two months in a money market account that pays simple interest for the first moth marcella earned 3.87 annual interest she earned 3.

1. which of the following lists is ordered from least to greatest? A. - 1.5, - 2, 0, 2/5, 3/4 B. - 2, - 1.5, 0, 3/4, 2/5 C. - 2, - 1.5, 0, 2/5, 3/4 D. |-1.5|, - 2, 0, 2/5, 3/4 2. If r=12.5 and s = |-13|, which of the following is not true? A. r=s B.

1.6w - 1.2w + 3.5 + 4.7w

A group of scientists studied the effect of a chemical on various strains of bacteria. Strain A started with 6000 cells and decreased at a constant rate of 2000 cells per hour after the chemical was applied.

How can I tell if a triangle with side lengths 10, 24, and 26 is a right triangle?