algebra
posted by algebra yuck on .
please please explain
solve using the addition and multiplication principles
5 + 2x <21

subtract five from each side, then divide both sides by 2.

I get 8 is that correct
posted by algebra yuck on .
please please explain
solve using the addition and multiplication principles
5 + 2x <21
subtract five from each side, then divide both sides by 2.
I get 8 is that correct