In the eco-garden of a school, the number of aquatic animals is 80% of the number of aquatic plants. There are 162 aquatic plants and animals in all. How many aquatic animals are there in the eco-garden?

Evaluate the expression when m=6 and n=33. n-4m

Ella's college professors assign homework independently from each other. Ella knows that there is a 60% chance that she will have math homework tonight and a 70% chance that she will have English homework.

At graduation, ⅗ of the graduates received flowers. What percent did NOT receive flowers?

Parallel lines are coplanar

Multiply: - c2 (3c - 2) Apply the distributive property. Multiply. - c2 (3c) + (-c2) (-2) c3 + c2

Solve for b: 2a = - by + c

As you progress in the study of algebra, you go from performing arithmetic operations on numbers to working with unknown values represented by variables. When relationships have two variables, you see them represented on graphs with two axes.

The domain of r: (3,-2) (1,2) (-1,-4) (-1,2)

Solve the system of equations. {5x+3y=41 3x-6y=9 (-4, - 1) (3, 0) (7, 2) Infinitely many solutions

What is 12.982 rounded to the nearest tenth?