Math Problem Statement

Despeja \[x\]. \[12x-39\leq 9 \quad \maroonC{\text{ Y}} \quad -4x+3<-6\]

Solution

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Math Problem Analysis

Mathematical Concepts

Inequalities
Solving Systems of Inequalities
Algebra

Formulas

12x - 39 ≤ 9
-4x + 3 < -6

Theorems

Rule for solving inequalities: When dividing or multiplying both sides of an inequality by a negative number, the inequality sign must be reversed

Suitable Grade Level

Grades 8-10