2y-z for y=21 and z=19

Find an equation in standard form for the hyperbola with vertices at (0, ±6 and asymptotes at y = ±three divided by four times x ...

19.25 divided by 3.5

Graph the line y - 2x = 3.

How do u write 5,823 in scientific notation

1. Find the Perimeter and Area of a rectangle with height of 10 in and a base of 4 in.

The diagonal of a rectangle is 100 units. The width is 80 units. What is the area of the rectangle in square units.

Is 9m=9m the answer for 3 (m-3) = 3m-9? if not what is the answer?

During bully's first week working in China shop he breaks a vase that cost $45.89 two glasses that cost $16.25 each and a platter that cost $135.49 if he makes $5.25 an hour how many hours will we have to work to pay for the things he broke

How do I graph and find slope intercept for for x+y=0

Simplfiy 12 the square root of 3 over12 and the square root of 7?