Is 3+z=-19 true, false, or open?

Sorry can't think right now ...

Solve for b. b + 3 (3 - 2b) = 1 - 2 (b + 1)

What do cosine and sine have in common

What is the answer to xy-xz if x=2, y=-9, and z=3

One roll of quarters contains 40 quarters. Write an equation that can be used to find the number of quarters q in any number of rolls of quarters r.

Interpret the given expression. Expression: (5x-2) ^3 / x+11

When a photo is reduced or enlarged its length to width radio usually remains the same. Aurelia wants to enlarge a 4-inch by 6-inch photo so that it has a wider of 15 inches. Use a ratio table to determine the new length of the photo.

An architect is designing a building on a triangular plot of land. If the base of the triangle is 100.8 feet and the height is 96.3 feet, find the available floor area of the building. Show all of your work

Data obtained from a nominal scale: A. must be alphabetic B. can be either numeric or nonnumeric C. must be numeric D. must rank order the data

A teacher has a 2-gallon (32-cup) container of juice. She gives each student 3 cup of juice. Which equation represents the amount of juice that remains, y, after x students are served?

24/30 = 20/x what is the value of x