For what values of x is x + 2x = 24 true?
1. -6 and -4
2. -4 and 6
3. 4 and -6
4. 6 and 4

Ernest is purchasing a $175,000 home with a 30-year mortgage. he will make a $15,000 down payment. use the table below to find his monthly pmi payment.

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).