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Solve the inequalities for the following exercises. Express solution set using interval
notation, and graph the solution set on a number line (see Content > Course Resources >
Webliography to see how to create a number line in a word-processing application)
1.
a. 4x + 3 > 23
b. (– b/3) ≤ 4
c. 6a – 6 ≤ −27
2.
a. −8a ≤ −88
b. – 11y + 4 > 15
c. (16c/3) ≥ −48
3.
a. −7(8x + 10) + 2 < −32
b. 5x + 4 ≥ 7x + 16
4.
a. x – 5 < 3x – 11
b. −(5x + 6) + 2x – 1 < 3(1 − 4x) + 11
WRITING AND GRAPHING LINEAR EQUATIONS IN TWO VARIABLES
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