SOLUTION: Directions: Justify each statement with a property of equality or property of congruence. Question: If x+y=12 and y=4 then x+4=12

Algebra ->  Formulas -> SOLUTION: Directions: Justify each statement with a property of equality or property of congruence. Question: If x+y=12 and y=4 then x+4=12       Log On


   

Question 1150975: Directions: Justify each statement with a property of equality or property of congruence.
Question: If x+y=12 and y=4 then x+4=12
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
Substitution