Answer: No solution.
Explanation:
To solve, we will isolate the given variable.
Given:
7 - 3x = x - 4(2 + x)
Distribute the -4:
7 - 3x = x - 8 - 4x
Combine like terms with subtraction on the right:
7 - 3x = - 3x - 8
Add 3x to both sides of the equation:
7 ≠ - 8
This equation has no solution.