Winston found $3.75 for in change on the beach with his metal detector over the course of 3 1/3 hours. Write
a unit rate that describes this situation,

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]