2.3 Solving Multi- Step Equations. Solving Multi-Steps Equations 1. Clear the equation of fractions and decimals. 2. Use the Distribution Property to.

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Presentation transcript:

2.3 Solving Multi- Step Equations

Solving Multi-Steps Equations 1. Clear the equation of fractions and decimals. 2. Use the Distribution Property to remove parentheses on each side. 3. Combine like terms on each side. 4. Undo addition or subtraction. 5. Undo multiplication or division.

Example 1a. Combine like terms Subtract 12 from each side Simplify Divide each side by 3 Simplify

Example 1b. Combine like terms Subtract 12 from each side Simplify Divide each side by 6 Simplify Use the Commutative Property of Addition

Example 3. Subtract 8 from each side Simplify Divide each side by -2 Simplify Use the Distributive Property Grouping in an equation

Example 4a. Write the fractions with a denominator of 6 Simplify Divide each side by 6/7 Simplify Rewrite the fractions with as coefficients Fractions in an equation Method I Adding Fractions.

Example 4b. Use the Distributive Property Multiply Combine like terms Simplify Mulitply each side by 6 a common multiple of 3 and 2. Fractions in an equation Method II Multiplying to clear fractions. Divide each side by 7

Do problems 2,4,12,14,22,24 Page 91 You have 25 minutes then we will check answers

Problem #Answer /2 247

Homework Page odd odd