the perimeter of a rectangle is found by finding the sum of all the sides. write an algebraic expression to represent the perimeter of a rectangle with length x meters and width 4 meters shorter.

The sales tax rate was 7.2 percent. What was the total amount she paid? A. $0.53 B. $3.82 C. $53 D. $56.82

What does 17=5y-3 equal

The value of y varies directly with x, and y = 12 when x = - 6. Find y when x = - 4. A. - 8 B. 8 C. 6 D. - 6

If X = 6 units and Y = 8 units, what is the surface area of the right square pyramid shown above?

Solve for t |1/2t+4|=8

The busty bee book club charges an annual membership fee of $10 and $4 per book you order. what will be your total cost of being in this club when you order 9 books? write an function rule for the total cost C (n) when you order n books.

Find the zeros of the quadratic function. Solve by factoring. x^2+14x=-45

Which property is shown? If m ABC = m CBD, then m CBD = m ABC reflexive property substitution property symmetric property transitive property

How do you solve 4y^-3-x^2y^-1?

A species' population dropped from 2000 in the year 2000 to 1200in the year 2011. Find the percent decrease in its population