Big Ideas Math Geometry, 2014
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Big Ideas Math Geometry, 2014 View details
3. Postulates and Diagrams
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Exercise 35 Page 88

Use the Addition Property of Equality to eliminate the subtraction.

Solution: t=2
Property: Addition Property of Equality

Practice makes perfect

To solve the equation, we have to isolate t on one side. Using the Addition Property of Equality, we will add 6 to both sides of the equation. This will eliminate the subtraction and isolate t.

t-6=- 4
t-6+6=- 4+6
t=2