Answer:
The third one :)
Step-by-step explanation:
Answer:
I would say " zero" to. Sorry if it's wrong
Answer:
46
Step-by-step explanation:
Divide 69 by 3
69 / 3 = 23
Take it times two.
23 x 2 = 46
Proportion

Cross multiply and solve for x.
Answer:
x=−2 and y=3/2
Step-by-step explanation:
see picture
The like terms are:
12x and 8x - they have the same variables
8, 55, 3, and 180 - they are all regular numbers (if you know what I mean)