Evan spent 20 hours doing homework last week. this week he spent 25 hours doing homework. he says that he spent 125% more time doing homework this week. is he correct? show your work to justify your decision.

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function

Solve for x and select the correct answer