Horizontal MethodIn this method, the expressions to be added are summed first. Then like terms in the expressions are written together using Associative Law for addition.
Example: Add the expressions (3a2+2b), (7a-4b) and (a2-6a).
Writing the like-terms together using Associative Law,
Directions: Add the binomials given below. Also write at least 10 examples of your own.