What is the value of 138 + (20-15)

If a cookie recipe that makes 2 dozen cookies calls for 2 1/4 cups of flour, how cups of flour do you need to make 5 dozen cookies?

How do you solve (6,-7) (3,-5)

The circumference of the flotation device above is 62.8 inches. If three flotation devices are lined up end-to-end, then what is the length of the flotation devices?

The number of hours students spent using electronic devices is times the number of hours spent playing sports.

A store bought a mountain bike at a cost of $51.48 and marked it up 115%. Raymond bought it and paid 6.5% sales tax. What was his total cost? If necessary, round your answer to the nearest cent.

To solve a literal equation xm=x+z solving for x

Leann says 18 : 6 = 3, so 1.8 : 0.6 = 0.3 and 0.18 : 0.06 = 0.03. Is Leann correct? Explain how to solve these division problems.

Which of these is an example of a literal equation? A. 3x - 4y B. 12 = 9 + 3x C. 6 + 30 = 62 D. ax - by = k

What is the GCF for 9y, 6x and 2g?

the axiom that allows b (7) to be written 7b.