What type of model are you talking about?
I hope this helps you
?=10×10
?=100
Congrats? But maybe post a question next time so u don’t get in trouble :)
X=# of weeks passed
150+2X=195-X
3X=45
X=15
A)15 weeks
B)180 pounds
No its not a proportional relationship because there is too much of the equation on one side if it was y=4x then it would be proportional. Hope that helped.