Point-slope form is y - y1 = m(x - x1). We just need to plug in our stuff. This gives us y - 9 = 4(x - 3). I am not sure if you need to simplify, but if you do, y - 9 = 4x - 12.
Answer:
117
Step-by-step explanation:
theres a thing called a calculator
Answer: Janelle is 1/2 below sea level, the altimeter should read -1/2 feet
Step-by-step explanation:
So a²+b²=c²
8²+15²=c²
64+225=c²
289=c²
±17=c
So c=17 or c=-17