15) A telephone company charges a rate of 10 cents per minute to talk with a fee of 4 dollars. Write an equation to model the telephone company
charges. c= cost and m = minutes
C = 10m+ 4
O C= 10 + 4m
C = 10m + 4
C = 10 + 4m
Yes

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?

Ofis to ? o y=-3x-4o y=-3x+(-4)o y=-4 + 3xoy=-4-3x

At the start of 2014 lucys house was worth ? 200 000. the value of the house increased by 5% every year. workout the value of her house at the start of 2017