Convert the following equation into slope- intercept form.
-10x+5y=20

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex