Two complementary angles have measures of s and t. If t is less than twice s, which
system of linear equations can be used to determine the measure of each angle?

What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?