What is the image of (4, -8) after a dilation by a scale factor of 1/4 centered at the origin?​

Solve: 3x+y=6 4x-2y=18 show all work !

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths