The graph of function b passes through (0, -4) and (5, -2) what is the slope?

what is the y intercept and x intercept ?

and what’s the equation? linear or non linear?

Pls! does anybody know a shortcut for answering these types of questions in the future?

Interest begins accruing the date of the transaction except for auto loans mortgages credit card cash advances credit card purchases

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?