Rewrite 7x + 4 = x – 2 as a system.

A system equivalent to 7x + 4 = x − 2 can be made by setting each side equal to y. This gives y = 7x + 4 and y = x − 2, which is choice C. The solutions to the original equation are the x-values where these two expressions are equal.

AI-written and checked against the verified answer.