Calculate a 15% tip for a restaurant bill of $42.40. Remember to make sure that your answer is reasonable.

Which of the following expressions are equivalent ?

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1

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.