When 6 less than 3 times a number is increased by 2, it's at least 5 times the same number decreased by 8. find the solution set.

Factor k2 - 17k + 16. a.(k - 2)(k - 8) b.(k - 1)(k + 16) c.(k - 1)(k - 16)

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

7+(3n++8) what is the answer to this?