A quiz on basic algebra concepts
1. What is the value of x in the equation 2x + 5 = 15?
2. Which of the following is the correct expansion of (a + b)^2?
3. What is the slope-intercept form of a linear equation?
4. What is the solution to the equation 3x - 7 = 8?
5. Which property of real numbers is demonstrated by the equation (3 + 4) + 5 = 3 + (4 + 5)?