Question

solve this problem ​

Answer 1

Answer:

2ab+(-3ab) +5ab+ 1/2ab

7ab+(-3ab)+1/2 ab

4ab+1/2ab

(4/1+1/2)ab

lcm=2

(8+1/2)ab

(9/2)ab

not sure about the answer

Answer 2

Step-by-step explanation:

=2ab+(-3ab)+5ab+1/2 ab

=2ab-3ab+5ab+1/2 ab

= -ab+5ab+1/2 ab

=4ab+1/2 ab

=ab(8+1/2)

=ab(8+1/2)

=ab(9/2)

=9/2 ab