Question

Which of the following is an expression:

a. 10x + 4x2 - 87
b. 3x - 9 = 24
c. 19y2 + 3y = 11
d. 12x = 14x - 3​

Answer 1

B is an expression because it got one variable

Answer 2

A

Explanation:

Equations are values or a combination of terms the equal another combination of terms or values. Because A is the only one without an equals sign, we know that it is an expression.