Help me solve: Simplify 3x+9y+2x
Add like terms together.3x+9y+2x5x+9y
\(3x+9y+2x \\ \\ (3x + 2x) + 9y \ / \ gather \ the \ like \ terms \\ \\ 5x + 9y \ / \ simplify \\ \\\)So, your answer to this problem is 5x + 9y.