For the following question, define the variables (statements of “Let ___ be …”) and write the two equations for the linear system. You do NOT need to solve the problem.

A teacher plans to buy books for her class. She has 28 students and wants to buy a book for each one of them. The books cost $5 each for soft covers and $8 each for hardcovers. The teacher has $173 to spend. How many of each type of book can she buy

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22

Triangle xyz, with vertices x(-2, 0), y(-2, -1), and z(-5, -2), undergoes a transformation to form triangle x? y? z? , with vertices x? (4, -2), y? (4, -3), and z? (1, -4). the type of transformation that triangle xyz undergoes is a . triangle x? y? z? then undergoes a transformation to form triangle x? y? z? , with vertices x? (4, 2), y? (4, 3), and z? (1, 4). the type of transformation that triangle x? y? z? undergoes is a .