|
|
| answers: c b c b c b b c |
| 1. 1.5.
Add.
36 + (-14) + (-19) + (-6) + 36 |
| a-33 |
| b0 |
| c33 |
| dnone
of the above |
| The next probs. are from sec 1.6
|
| 2. Find the opposite of -72
|
|
a-1/72 |
|
b72 |
|
c1/72 |
|
d-72 |
| 3. Subtract: 6 - (-10) |
|
a-4 |
|
b4 |
|
c16 |
|
dnota |
4.Subtract: 6 - 100
|
a94
|
b-94
|
|
c116 |
|
d-116 |
| 5. Combine like terms: -2 - 6t + 9 +
2t + 5 - 7t |
|
a -t + 12 |
|
bt + 12 |
|
c-11t + 12 |
|
dnota |
| 6. Combine like terms: -5y - ( -3x) +
9x - ( - 1) - 2y - ( - 8 ) |
|
a6x -
7y
- 9 |
|
b12x - 7y
+ 9 |
|
c-6x -
3y
+ 9 |
|
dnota |
| The next 3 problems are from sec. 1.7. |
| 7. Multiply.
(-3)(-24)(-10)(-1)(-1)(-1)(-1)(-1)(-1)(-1) |
|
a-720 |
|
b720 |
|
c-72 |
|
dnota |
| 8. Divide: 6300/(-9) |
|
a-7000 |
|
b7000 |
|
c-700 |
|
dnota |
| 9. Written Problem. Divide. -7290/9 = -810 |
| 10. Sec. 1.6. Written Problem. Combine
like terms: 5y - ( -3x) + 9x - ( - 1) - 2y - 8 + 3x =
15x +3y -7 |
| 11. Sec. 1.7. Written problem.
Multiply (-7/4)(-3/5)(1/2) = 21/40
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