A rectangle has a perimeter of 30 inches.

What would be the new perimeter if the length and width of the rectangle were doubled in size?

5 (n-1) - 3n-6 simplified

Which order pair is a solution of 2x-7y-14=0

A principal of $3700 is invested at 4.5% interest, confounded annually. How much will the investment be worth after 15 years? round answer to nearest dollar

There are 30 students in Mr. Holland's music class. If 30% of the students play middle school band, how many students in the class play in middle school band?

find cos (sin-1 (3/5))

Hanna read 3 pages every 12 minutes. Write an equation that shows the relationship between the number of pages she reads (p) and the number of minutes she spends reading (m)

The area of a rectangular qarden is 5510 m (squared) If the width of the garden is 58 m, what is its length?

If a force of 12N presses perpendicularly on an area of 4m2, what is the pressure?

The lengths of human pregnancies are normally distributed with a mean of 268 day & a standard deviation of 15 days. What is the probability that a pregnancy last at least 300 days?

You are given the function h (t) = t2+2t+1. Find h (-2). h (-2) =