Texas Algebra 1, 2007

 PAGE: 101 SET: Exercises PROBLEM: 1
Please look in your text book for this problem Statement

The equation is

According to subtraction property of equality:Subtract 5c from each side.

(Apply commutative property of addition: )

(Apply Additive inverse property: )

(Apply Additive identity property: )

(Subtract: )

(Subtract 5 from each side)

(Apply Additive inverse property: )

(Apply Additive identity property: )

(Subtract: )

According to subtraction property of equality: Divide each side by 15.

(Cancel common terms)

(Divide: )

Check:

To verify the solution, substitute in original equation.

(Multiply: and )

The equation is true.

The value of .

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