One side of a square is 3x + 2. which expression represents the perimeter?
2(3x + 2)
(3x + 2)²
4(3x + 2)

Write an equation in slope intercept form of the line passes through the given point and is parallel to the graph of the given equation (0,0); y=3/8 x+2

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?