Answer:
A y=mx+b y=3x+50
because $3 is the rate and $50 is what you get started off with
Answer: 2.1, I don't really know how to show a model for this, its just that when you multiply 3 and 7 you get 21, when you do 0.7 and 3, you just put the decimal place between the 2 and 1.
Answer:
c
Step-by-step explanation:
the highest exponent is 3 so the leading coefficient is -3
Answer:
Step-by-step explanation:
5x -x + 3x =30, first you combine like terms 5x + 3x-x=30
8x-x =30
8-1=7
7x=30