Sara bought a computer that was originally pried $896. the computer was on sale for 12% off. when she bought the computer, a 7% tax was added. how much did sara spend on the computer?

Solve the system of equations. y= 2x y= x^2 - 15

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655