Acomputer store buys a computer system. the selling price was set at $843, but after a year the computer did not sell. the stores and advertise the 25% mark down on the system. find the new sale price.

I'll do the first one for you. it isn't very hard at all.on number one, you have (50 × 3), which equals 150, and (3 × 3), which equals 9. after you establish that, you add 150 and 9 together. so, (150 + 9) equals 159.this means that 53 × 3 = 159.

Ibelieve that c. recording would work best.