What is the slope of the line through

(

−

7

,

−

2

)

(−7,−2)left parenthesis, minus, 7, comma, minus, 2, right parenthesis and

(

−

6

,

7

)

(−6,7)left parenthesis, minus, 6, comma, 7, right parenthesis?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=

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?