## College Algebra 7th Edition

Published by Brooks Cole

# Chapter 1, Equations and Graphs - Section 1.7 - Solving Inequalities - 1.7 Exercises: 77

#### Answer

$x\geq\frac{c}{a}+\frac{c}{b}$

#### Work Step by Step

$a(bx-c)\geq bc$ We divide by $a$: $bx-c\geq\frac{bc}{a}$ Next we add $c$: $bx\geq\frac{bc}{a}+c$ And divide by $b$: $x\geq\frac{1}{b}(\frac{bc}{a}+c)$ $x\geq\frac{c}{a}+\frac{c}{b}$

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