Write the equation of the line that passes through (4,-2) and is perpendicular to the line through (2,5) and (6,-7)

The ksp expression for the system pbcl2(s) pb+2(aq) + 2 cl-(aq) is: [pbc12][pb+2][2cl-] [pb+2][cl-]2 [pb+2][2cl-]2 [pbcl2][pb+2][cl-]2 [pb+2][2cl-]2[pbcl2]

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

Find the solution(s) to x^2-14+49=0