Question

Simply the expression 9t+3t+t-4t+6t

Answer 1

The answer is 15t.
Make sure you add a 1 in front of the variable with no number.

Answer 2

15t

Explanation:

first add all the positive numbers which is (9t+3t+t+6t) = 19t and then subtract with the negative number which is (19t - 4t) = 15t