2n + 5 = n - 7

Solution:?

At a movie theater, 360 people can see a particular movie over a period of 3 hours. At this rate, how many people can see this movie over period of 12 hours?

The time required to finish a test is normally distributed with a mean of 60 minutes and a standard deviation of 10 minutes. What is the probability that a student will finish the test in less than 70 minutes?

At the end of their 3-day vacation, the Palmers travela total of 530 miles. On the third day, they drove 75 miles. on the second day, they drove 320 miles. How many miles did they drive the first day? Is your answerable? Explain.

Y=4.5 when x=3 find the variation of k

Which is the graph of the equation 4x-5y=15

From 8:58 to 12:30 how many hours did i work

The length of a rectangle is 9 ft longer than twice the width. If the perimeter is 108 ft, find the length and the width of the rectangle

Simplify the variable expression 3x+2y - (5x+2y)

Which measurement is most accurate to describe the weight of a quarter? 630 g 63 mg 6.3 g 0.63 kg

Play some pains 1/4 of the area of his living room walls, w, on Monday. On Tuesday, he paints twice as much as he painted on Monday. Write an expression to find the remaining unpainted area