Algebra-1

Question Analysis
This question tests the student's ability to solve an inequality with variables on both sides. The problem involves basic algebraic manipulation, including combining like terms and isolating the variable.

Key Concept Explanation
The key concept here is the use of the properties of inequalities, specifically the addition and subtraction properties, to isolate the variable on one side of the inequality.

Step-by-step Solution
1. Subtract 4x from both sides: →
2. Add 7 to both sides: