A = set of all whole numbers less than 5.

The sum of the product of 4 and x and the product of 7 and y is 61. the sum of the product of 12 and x and the product of 21 and y is 61. what are the values of x and y?

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Write the equation in logarithmic form e^x=403.429