One number is 9 less than twice another. if the sum of the two numbers is 8, find the numbers.

How to solve an equation if - m = 15

Give a verbal description of the subset of real numbers represented by the interval X is greater than five

Is 0.7 greater than less than or equal to 7/9 show your work!

A metalworker has a metal alloy that is 15 % copper and another alloy that is 75 % copper. How many kilograms of each alloy should the metalworker combine to create 100 kg of a 63 % copper alloy?

Remainder of 8529 divided by 42

Which fraction is equal to 1/5

A chef makes 1 1/2 gallons of soup ate a large pot how many one cup servings in the chef get from this large pot of soup

Cheese sticks that were previously priced at "10 for $1" are now "4 for $1". Find each percent change.

56 is 75% of what number? Show your work.

What is 8/25 as a percentage?