Problem

Solve equation, and check your solution. See Examples 1–7.(Hint: What is the coefficient o...

Solve equation, and check your solution. See Examples 1–7.

(Hint: What is the coefficient of each z?_)

EXAMPLE 1 Dividing Each Side of an Equation by a Nonzero Number

EXAMPLE 2 Using the Multiplication Property of Equality

EXAMPLE 3 Using the Multiplication Property of Equality

EXAMPLE 4Using the Multiplication Property of Equality

EXAMPLE 5Using the Multiplication Property of Equality

EXAMPLE 6Using the Multiplication Property of Equality When the Coefficient of the Variable Is _1

EXAMPLE 7 Combining Like Terms When Solving

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Solutions For Problems in Chapter 2.2

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