Question

Categorize each of the following equations as a linear equation in one variable or not.

2x + 6 = 5
5x – 9 = 8x – 4
5x = 2y – 8
6b + 4 = 2
6 + 4 = 10

Answer 1

6b+4=2 has one variable
4+6=10 has no variable