X - 5.5 = - 8.2 solve for x

One eighth of tony's books are mystery books. he has 3 mystery books. how may books does Tony have in all?

The blood platelet counts of a group of women have a bell-shaped distribution with a mean of 255.4 and a standard deviation of 61.3. (All units are 1000 cells/mu L.) Using the empirical rule, find each approximate percentage below. a.

Select all proper fractions. 27/51 12/13 13/5 1/4 4/3

To go to the beach, adiyah drives 4 times as many miles as jacob. Adiyah drives 20 miles. How many miles does jacob drive? Write an equation and a comparison sentence to solve.

How would i solve (12x-5) % (2x-3) ?

In a study of 225 adults, the average heart rate was 72 beats per minute. Assume the population of heart rates is known to be approximately normal, with a standard deviation of 10 beats per minute. What does a margin of error of 1.

Ursula drew a polygon in which all the triangles were obtuse. what kind of polygon could she have drawn? A. Trapezoid B. Parallelogram C. Triangle D. Pentagon

How to find a least common demoniator

What are 2 algebraic expressions to represent "a number times 4"

Given the function f (x) = x2+2x+1, find: f (2b) Given the function f (x) = x2+2x+1, find: f (2a-3/5)