Factor each expression. Show your work.

r2 + 12r + 27

The difference of two numbers is 3. their sum is 13. find the numbers. a. 4 and 8 b. 5 and 8 c. 5 and 7 d. 4 and 7

What is the value of x? 6x-2 (x 4) = 12

In a repeating musical pattern, there are 56 beats in 7 measure. How many measures are there after 104 beats

Finding all real roots of x^4-3x^3-5x^2+13x+6=0?

TJ made a block of fudge that weigh a half a pound he divided the fridge into 4 pieces for each of his siblings how much fudge did each sibling receive

What number is 62.5% of 195?

2/w=0.4/0.7 what is w?

2.6 as an improper fraction

The length of a rectangle is 7cm less than twice it's width. If the area is 30 sq. cm, find the dimensions

Heights of 10 year-olds, regardless of gender, closely follow a normal distribution with mean 55 inches and standard deviation 6 inches. Which of the following is true? Roughly 95% of 10 year-olds are between 37 and 73 inches tall.