Solve for x, then find the measure of Angle A. Only type the numeric answer.

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

Add the fractions and simplify 1/2+ 1/3

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)