Algebra 1, 2008
32

 PAGE: 96 SET: Exercises PROBLEM: 32
Please look in your text book for this problem Statement

The equation is .

According to addition property of equality: Add 1.2 to each side.

(Apply additive inverse property: )

(Apply additive identity property: )

According to division property of equality: Divide each side by 3.

(Cancel common terms)

(Divide: )

(Multiply each side by negative one)

(Product of two same signs is positive)

Check:

To check the solution, substitute in original equation.

(Multiply: )

(Subtract: )

Compare the values, the equation is true.

The value of .

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