An equation that is true when y=-0.5

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

Write each improper fraction as a mixed number. 9/4. 8/3. 23/6. 11/2. 17/5. 15/8. 33/10. 29/12.