B is between line AC. If AB = x^2– 3x, BC = 9x, and AC = 16. Solve for x.

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.