Let a be a nonzero rational number. Is rational or irrational? Prove your answer by picking a value for a and simplifying the expression. Then explain your reasoning.

What is the solution of log2  (3x  -  7)  =  3? 4 5

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.

The holiday party will cost $160 if 8 people attend. if there are 40 people who attend the party, how much will the holiday party cost