Question

Which of the following expressions contain variables?
b. 5x2 - 4x2
d. (6 x 3 - 4 * 5)x
6+2
10x + 1
3
h.
4
112
a 1-2
f. 25x - 7​

Answer 1

Answer:

(6*3-4*5)x

10x+1

25x-7

Answer 2

Step-by-step explanation:

6×3-45x, 10x+1, 25x-1 are the expressions contains variables