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kris2685
 3 years ago
solve using the addition principle
42+y=3
kris2685
 3 years ago
solve using the addition principle 42+y=3

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kelsey1
 3 years ago
Best ResponseYou've already chosen the best response.0add 42 to each side. ex. 1. Solve: x + 6 = 15 Solution: Using the Addition Principle, add 6 to each side of the equation. x + 6  6 = 15  6 The variable is now isolated. x = 21

iforgot
 3 years ago
Best ResponseYou've already chosen the best response.0you can also call it the additive inverse
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