Mindset41go Mindset41go Math Answered Before we begin, let's go back to the time when you first encounter how to expressions. Do you still remember? Given the following expressions, find its value if x = 3. 1. X-9 2. 3x +7 3. x? +4x-10 4. 2x2 - 6x + 26 5. 3x? - 6