Polygon abcd will be dilated by a factor of 2 to produce polygon a′b′c′d′. the origin is the center of dilation. which point will not represent a vertex on polygon a′b′c′d′ ?

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.

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?