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One-Step Equations with Multiplication

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One-Step Equationswith Multiplication

November 14, 2011

- BFF
- Same signs positive
- Positive ÷ positive
- Negative ÷ negative
- Example: -25 ÷ -5 = 5

- Different signs negative
- Positive ÷ negative
- Negative ÷ positive
- Example: -25 ÷ 5 = -5

- Get x by itself
- Use the inverse operation
- Check with substitution

Example:

-15x = 30 x is not alone

-15x = 30 use division to

-15 -15 to solve

x = -2

-15(-2) = 30 Substitution

15x = 60-22x = 110

-16x = -9625x = -150