Assessment: 12-Point Assessment #2 (of 6)    MW class due: 2/27/2017; TR class due: 2/23/2017

Do not lose this assessment. Do all your math on your own paper. Do not write on this assessment.

00. Round the number 2.71828182845904523536 to the nearest thousandth.
01. Solve for b:  2b = -2b                               [show your math]
02. Evaluate:  91 / (5 + -5 * 1)                         [show your math]
03. Solve for d:  5(2d + 3) = -3(-3d - 4)                [show your math]
04. Briefly explain what a variable is.
05. Solve for x:  5x - 4 = 3(2)(1)                       [show your math]
06. Solve for x:  2x + 4x = 3x - 2x + 5                  [show your math]
07. -h  equals what when h = -91?
08. Calculate  y  when  x = 3:  y = 5x + 76              [show your math]
09. Evaluate:  2^3 + 3^2 - 4^0 + 3(2 + 1)                [show your math]
10. Simplify:  2xy + 2x - 2y + 2yx - 5x                  [combine like terms]
11. Solve for t:  t = t + 1                              [show your math]
12. Solve for m:  5 = m(2) - 1                           [show your math]
13. Evaluate:  0 * (91 + 91 * 91 / 91 - 91)              [show your math]
14. Solve for b when x = 2:  91 = 45(x) + b              [show your math]
15. Evaluate:  91^0 + 91^1 * 91^0 - 91^0                 [show your math]
16. Solve for x:  91x + 91x = 91 + 91                    [show your math]
17. Solve for r:  C = 2πr                                [show your math]
18. Solve for k:  (1/2)k = 45.5                          [show your math]
19. Solve for t:  1 = (1/91)t                            [show your math]

The remaining problems use "expression" A:  -x + 5xy + y - 3xyz + 78

20. How many "terms" does expression A have?
21. What is the "coefficient" of the first term in expression A?
22. How many "factors" does term #2 of expression A have?
23. No or Yes:  Expression A is also an "equation".
24. No or Yes:  Term #1 and term #3 are "like terms."
25. Evaluate expression A when  x = -3, y = -2, z = 1.   [show your math]