SOLUTION: solve using addition principle
x-3=1
x-3+3=1+3
x=4
Algebra.Com
Question 331615: solve using addition principle
x-3=1
x-3+3=1+3
x=4
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Yep, that's right.
John

My calculator said it, I believe it, that settles it

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