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Spiral Review # 13
Directions: Show all work! Even for multiple-choice problems! Explain your answers!
1) Determine the smallest integer that makes
-2x + 6 - x < 18 true?
2) a) What is the explicit formula for this sequence:
1, 3, 9, 27, 81, . . .
b) What is the 20th term of this sequence?
3)
4)
5)
6) Solve for x:
4x -3(x – 1) + 7 = 2x – 6 – (4x – 1)
7)
9.
8.
10)