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15ptsWhich of the following is the missing justification?

Step Justification
3 + 1/3 x = 7 Given
1/3 x = 4
x= 12 Multiplication Property of Equality
imagine attached below too.

15ptsWhich of the following is the missing justification? Step Justification 3 + 1/3 x-example-1
User Joepd
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1 Answer

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14 votes
The missing justification is the Subtraction property of equality.
This is because to get 1/3x=4, you need to subtract 3 from both sides.
User Prajul
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