One step equations
solving with +/-
solve each equation.
1) 3=n-7

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

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.

What is the volume of a rectangular crate that has dimensions 9 inches by 9 inches by 1 feet? 1,458 in.3 121.5 in.3 1,012.5 in.3 36 in.3