Solved on Oct 31, 2023

Find the solution set for the absolute value inequality 5x6<12|5x - 6| < 12.

STEP 1

Assumptions1. We are given an inequality 5x6<12|5x-6|<12. . We need to solve for xx.

STEP 2

The absolute value of a number is its distance from zero on the number line, and it is always positive or zero. When we have an inequality with an absolute value, we can split it into two separate inequalities one for the positive case and one for the negative case.
So, we can rewrite the given inequality as two separate inequalities5x6<125x-6<12and(5x6)<12-(5x-6)<12

STEP 3

Now, we will solve each inequality separately.
First, let's solve 5x6<125x-6<12.
To isolate xx, we first add6 to both sides of the inequality5x6+6<12+65x-6+6<12+6

STEP 4

implify the inequalityx<18x<18Then, divide both sides of the inequality by to solve for xxx<18\frac{x}{}<\frac{18}{}

STEP 5

implify to find the solution for the first inequalityx<185x<\frac{18}{5}orx<3.x<3.

STEP 6

Now, let's solve the second inequality (5x6)<12-(5x-6)<12.
First, distribute the negative sign5x+6<12-5x+6<12Then, subtract6 from both sides of the inequality5x+66<126-5x+6-6<12-6

STEP 7

implify the inequality5x<6-5x<6Then, divide both sides of the inequality by -5. Remember, when we divide or multiply an inequality by a negative number, we must flip the inequality sign5x5>65\frac{-5x}{-5}>\frac{6}{-5}

STEP 8

implify to find the solution for the second inequalityx>65x>-\frac{6}{5}orx>1.2x>-1.2

STEP 9

The solution to the original inequality 5x6<12|5x-6|<12 is the intersection of the solutions to the two inequalities we found. In other words, xx must satisfy both x<3.6x<3.6 and x>.2x>-.2.
So, the solution is .2<x<3.6-.2<x<3.6.

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