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# Evaluate Expressions

Choose the best answer to the question.

1. generate answer keys a = 2, b = 3, c = 5 Find ab %2b c
11, 28, 10, 55
2. Translate and Solve: 3 less than a number is 72.
3 - n = 72 n = 75, n - 3 %3c 72 n %3c 75, n - 3 = 72 n = 75, 3 - n %3c 72 n %3c -75
3. John has twice as many stamps as Kesha. Together they have 58 stamps. Which of the following equations can be used to determine the amount of stamps for each?
J = 2K JK = 58, J = 2K K %2b J = 58, K = 2J J %2b K = 58, not enough information too many unknowns
4. Simplify the following expression: 2/3 (12x - 9)
8x - 9, 18x - 13.5, 24x - 18, 8x - 6
5. Evaluate: a = 5, b = -2 (a %2b b)/ (ab)
3/10, 1, -3/52, -3/10
6. x %3e -58 Determine which of the following would make the inequality true.
-59, -57, -600, -58.5
7. a(b %2b c) = ab %2b ac Which property is exhibited above?
Commutative, Addition Property of Equality, Distributive Property, Multiplication Property of Equality
8. Simplify x( m %2b y)
xm %2b y, xmy, xm %2b xy, m %2b xy
9. Simplify: 2/x (xy %2b 3x)
2y %2b 6 school , xxy/2 %2b x/6x, 2xy/x %2b 6x/x, 2xy %2b 6xx