Greta is trying to solve x − 3
= −2. She decides to simplify the problem by letting u = . Homework Help ✎
Rewrite Greta's equation using u, then solve for u.
Suppose x = 5, what would u be?
u2 − 3u = −2
Solve for u.
If u = 2 and u = 1, what is x?
Refer to the given information.