Solve the system of equations and choose the correct order pair.
2x +4y=14
3x+12y=51

-3,20
-3,5
-1,3
-1,12

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Which best explains why this triangle is or is not a right triangle?

Solve 3x-18=2y and 5x-6y=6 by elimination show work