The ratio of blue marbles to red marbles in a bag is 11: 9. if there are 99 blue marbles in the bag how many marbles are red?

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

One x-intercept for a parabola is at the point (-0.33,0). use the quadratic formula to find the other x-intercept for the parabola defined by the equation y=-3x^2+5x+2

Complete the statements about the two cones. the volumes of the cones are equal when . if a > b, then the cross-sectional area of cone a is the cross-sectional area of cone b at every level parallel to their respective bases.