Math 261: Practice # 1 (Chapter 1 and 2)
1- Evaluate the expression given the values of variables. Pg. 11: 12, 13, 14, 18, 20, 23, 24
2- Determine whether the number is a solution to the equation. Pg. 11: 52, 53, 54, 55, 56, 57, 58
3- Clear parentheses and combine like terms. Pg. 53: 60, 61, 62, 63, 64
4- Perform the indicated operations. Pg. 63: 31, 32, 33, 34, 35, 36
and
Pg. 70: 63, 64, 67, 68, 87, 88
5- Multiply. Pg. 83: 13, 14, 15, 16, 17, 18
and
6- Divide. Pg. 84: 69, 70, 71, 72, 73, 74
and
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( )
(
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7- Use the order of operations to simplify the expressions. Pg. 99: 48, 50, 52, 54, 56, 58, 62, 64
8- Solve the equations using the outlined steps. Pg. 141: 23, 24, 25, 26, 29, 63, 64
9- Solve the fraction equations: Pg. 141: 42, 43, 45, 46, 74, 76
and
10- Solving basic percent equations:
a) Pg. 152: 27, 28, 29, 30
and
What is 36% of 635?
b) Pg. 152: 31, 32, 33, 34
and
92 is 45% of what number?
c) Pg. 152: 35, 36, 37, 38
and
What percent of 580 is 12?
11- Translate to an algebraic equation: Pg. 165: 4, 10, 12, 13, 14, 16, 17, 18, 20
12- Use the problem-solving flowchart to find the integers: Pg. 166: 25, 26, 27, 28
13- Geometry Applications (Rectangular Problems): Pg. 166: 33, 34, 35, 36, 37, 38
14- Applications involving Discount: Pg. 166: 39, 40
and Pg. 154: 67, 68, 69, 70
15- Applications involving Mark-up: Pg. 166: 41, 42
and Pg. 121: 63, 64
16- Solve each Inequality. Graph the solution set and write the set in interval notation.
Pg. 195: 71, 72, 73, 74, 75, 76, 89, 90
and
– 10x + 19 ≥ 4 (7 – 3x)