Ask a question

What property is used to solve m-7=13

I am having trouble naming the properties used to solve these equations. I know how to solve them, but by memory. help?

1 Answer by Expert Tutors

Tutors, sign in to answer this question.
Arthur D. | Effective Mathematics TutorEffective Mathematics Tutor
5.0 5.0 (7 lesson ratings) (7)
Check Marked as Best Answer
Addition Property of Equality
(you can add the same number to both sides of an equation)
if a=b, then a+c=b+c and c+a=c+b
if m-7=13, then m-7+7=13+7, m+0=20, m=20