## Chapter 4, Lesson 4

Evaluate each expression.
a.
—42 + 8 b. —39 + (—7)
c. d. —6 + 2(—3)

4-4.B understand the Addition Property of Equality
For which of the following equations does the solution involve the Addition Property of Equality?
I) 16 = m + 9
II) 11 = 5p — 4
III) 3n + 3 = 21
(a) I and II only (b) I and III only
(c) I, II, and III (d) II only

4-4.C solve one-step addition inequalities and graph the solution sets on a number line
Solve each inequality and graph its solution set.
a.
—2 ? v + 3
b.m + 2 + 3m < —4 + 2
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