The width of the bedroom floor is 5m less than it's length and it's area is 84 m². Find the exact length of the room?

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

The measure of an angle is 117°. what is the measure of a supplementary angle?

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]