1) Which of the following is an algebraic term? a) 3x + 2 b) 5 c) 2x^2 - 3x + 1

2) What is the coefficient of x in the expression 4x^2 - 7x + 3? a) 4 b) -7 c) 3

3) Which of the following is an equation? a) 2x + 5 = 10 b) 3x^2 + 2x - 1 c) 4x + 3y = 7