Answer: I think the first one is 3x+5 since it’s a triangle, just divide it by 3 for one side.
5- 3x+5(3) and (6x+10) +(3x+5)
6- they’re equivalent because if you multiply each value for the first equation by 3, you get the original equation, the second is equal at because 6x+10 is equal to 2 sides while 3x+5 is still equal to one, so adding thos together would still give you the original equation, I’m sorry if this is wrong.
Step-by-step explanation:
