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Name: ________________________________
Test Week 1
Show work for all problems.
1. Evaluate each expression for x = 5.
5
a. (3 x  6)  (6  4 x)
3
Date: _____________
b. 3(x2 – 4) + 7(x – 2)
c. x – 2x + 3x – 4x + 5x
2. Solve each equation.
7x
 5.
a.
3
3. Solve each inequality. Graph the solution.
a. 5 < 9 – 4x < 13
b. 3 > 2x or x – 4 > 2
c. 6y > 2 and y – 5 > -2y
b. t – 2(3 – 2t) = 2t + 9
4. Suppose f(x) = 2x – 5 and g(x) = |-3x – 1|. Evaluate each.
a. f(3)
b. g(0)
c. 2g(-4)
d. 2f(1) + g(2)
e. f(-1) – g(3)
f. g(2) – f(0)
g. ( f  g )( 2)
h. ( g  f )( 2)
5. Let f(x) = 2x + 5 and g(x) = 3x - 4. Perform each function operation.
a. (f + g)(x)
b. g(x) – f(x)
c. ( g  f )( x)
d. ( g  f )( x)
e. ( f  g )(c)
Extra Credit 1: Write an equation to solve the problem. Then solve.
Find four consecutive odd integers with a sum of 184.
Extra Credit 2: Solve the equation for x.
x5
1  b
a