Answer:
7x + 7y + 5
Step-by-step explanation:
(1st put the like terms together like)
Q) 1. 4x + 5 + 7y + 3x *
= 4x + 3x + 7y + 5
= 7x + 7y + 5
(now this is the final answer 7x + 7y + 5)
Hope u understand it and this was the method taught by my teacher.
