MAT 56
Final Review 1
1.) Simplify: 4(3 − 8) − (5 − 9)
3.) Solve for x: 2 + 3
= 12
5.) Solve for all possible values of m: |2
2.) Simplify:
(
)
4.) Solve for all possible values of y: 3
− 7| ≥ 3 Then graph the solution.
= 17 − 10
6.) Find the slope and y-intercept of the graph of 3 − 6 = −12. Then sketch a graph.
7.) Write the equation of the line perpendicular to 2 +
= 8 and passes through (6, 0).
8.) A FedEx shipping center sold a total of 20 stamps consisting of both post card stamps and letter
stamps. If each post card stamp costs 33 cents and letter stamps cost 45 cents, then how many of each
type were sold if the shipping center made a total profit of $7.32?
9.) Solve for :
=
+
10.) Simplify completely: