How do I solve equations by using the substitution method

Ryan got $25 for his birthday. His dad told him not to spend it all in one place, so he wants to divide it up evenly between 5 candy stores. How much money can Ryan spend in each store, if he spends all of his birthday money?

A scientist is investigating the effects of cold on human skin. In one of the scientist? s experiments, the temperature starts at 70? F and drops by 1/10? every 2 minutes. What is the temperature after 6 minutes?

Consider a finite population with five elements labeled A, B, C, D, and E. Ten possible simple random samples of size 2 can be selected. a. List the 10 samples beginning with AB, AC, and so on. b.

15 liters decreased by 60%

The perimeter of a rectangle is 24 meters and it's length is 3 times the width. What is the length and width of the rectangle

Does the formula y = 9x + 1 describe y as the function of x

If you give the man $20 and she got $10.25 back how much was the item

Solve the linear inequality: - (8x-9) / 3+6≥9

What is 19 of 40 in a fraction

The answer to a division problem is less than a divisor