The variables x and y vary directly. use the values to find the constant of proportionality,
. then write an equation that relates.
. write any fractions in simplest form.
y=45; x=40

k=?

y=?

direct variation equation: y=kx

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°

What is the lcm of 16 and 40 ? 24 and 40 ?

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point