Chapter 4, Lesson 7


4-7.A understand the Properties of Inequality
For which of the following inequalities does the solution involve reversing the order of the inequality?
I
x — 4 > —3
II 2y < —8
III —2z < —8
(a) I, II, and III (b) I only (c) II only (d) III only

4-7.B solve one-step inequalities
Solve each inequality.
a.
16.6 < 3.2 — 4y + 5y

4-7.C solve two-step equations using Properties of Equality
Solve each equation.

b. —6p + 13 — p = —8
c. 0.3k — 0.4 + 0.5k = 6