can someone explain what Subtraction property of equality is?
I don't understand it.
3 answers
http://library.thinkquest.org/2647/algebra/post.htm
So, if a problem says to use the subtraction property of equality to solve an equation..
and an equation is w + 1 = 14
what am I supposed to do?
and an equation is w + 1 = 14
what am I supposed to do?
w = 14 - 1