Question

Why is this true 9a=11a-2a​

Answer 1

this is true because , 11a subtract the 2a equals 9a.

Answer 2

9a = 11a - 2a

9a = 9a

Explanation:

9a = 11a - 2a

11 - 2 = 9

Similarly, 11a - 2a = 9a

Eleven minus two equals nine. Similarly, 11a minus 2a equals 9a. You can subtract them because they both have the same variable a.