Math Problem Statement

-3x - 4 < 8

Solution

To solve the inequality −3x−4<8-3x - 4 < 8, follow these steps:

  1. Add 4 to both sides:

    −3x<12-3x < 12

  2. Divide by -3, and remember to reverse the inequality sign:

    x>−4x > -4

So the solution is x>−4x > -4.

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Math Problem Analysis

Mathematical Concepts

Algebra
Inequalities
Linear Equations

Formulas

Basic steps of solving linear inequalities

Theorems

Inequality Reversal Rule when multiplying or dividing by a negative number

Suitable Grade Level

Grades 7-9

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