How do you solve this equation? Ka=v-w, for a

Out of 32 students in a class, 5 said they ride their bikes to school. based on these results, how many of 800 students in the school ride threr bikes to school?

Four times a number, x, plus five times a number, y, equals 79. Ten times x minus 5 times y equals 5. Find the numbers by setting up a system of linear equations and solving the system using the elimination method.

For 3 weeks, you earn $1.05 per day for doing work around the house. Your parents give you a $7.50 bonus. How much money do you have?

The perimeter of a rhombus is 12x + 28 feet. Factor this expression. Then find the length of one side if x=8.

19) Suppose that there are 55 Democrats and 45 Republicans in the US Senate. A committee of seven senators is to be formed by selecting members of the Senate randomly. a) What is the probability that the committee is composed of all Democrats?

Using a common denominator to write an equivalent fraction for each fraction what would 1/3, 1/5, common denominator be?

How Many square inches will fill a rectangle 6 inches by 2 inches?

On Saturday, $585 was collected from the sale of 55 tickets for a performance. Adult tickets are $12 and student tickets cost 25% less than adult tickets. Find the number of adult tickets and number of student tickets sold on that day.

The square below has side 6x. Find the area of the square remaining after a circle of radius 4x is removed from the square; in other words, find the area of the shaded region in factored form

What is the greatest common factor of 14 and 28