Question

Which expression is equivalent to (18x + 9k) + (2x + 6k)?

16 x + 3 k
20 x + 15 k
20 x + 16 k
36 x + 54 k

Answer 1

20x + 15K

Explanation:

just add like variables (x and Y)

Answer 2

20x + 15k is the answer we just have to remove the bracket and add the terms

hope it helps