Simplify the expression.

7b + 3x - 5b + 21x

A) 2b + 24x

B) 2b - 18x

C) - 2b + 24x

D) - 2b + - 18x

1. The length of ribbon available is 46 feet. The banner has a length of 15 feet and an unknown width. The ribbon goes around the outside of the banner. Write an expression to describe the length of ribbon that will be needed.

The number of subsets that can be created from the set {1,2,3} is: A. 3 B. 6 C. 7 D. 8

What is the slope of -x+8y=4

What is 60.75 x 4/5=

At a cafeteria, Mary orders two pieces of toast and a bagel, which comes out to $/$3.15$. Merry orders a bagel and a muffin, which comes out to $/$3.30$. Meery orders a piece of toast, two bagels, and three muffins, which comes out to $/$9.15$.

The expression 3 (x-9) is equivalent to?

Improper fraction 5/2

What is the main purpose of the reproductive system in organisms on Earth? A. to enable an organism to make more of its kind B. to control the level of various hormones in the organism C. to allow an organism to move through contractile forces D.

Developing a small driving range for golfers of all abilities has long been a desire of John Jenkins. John however believes that the chance of a successful driving range is only about 40%.

Evaluate the following expressions. Write your awnserers as integers or reduced fractions. (5r) ^3 for r = - 2