2 Understanding Variables and Solving Equations.

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Presentation transcript:

2 Understanding Variables and Solving Equations

R.1 Fractions 2.4 Solving Equations Using Division Objectives Solve equations using the division property of equality. Simplify equations before using the division property of equality. Solve equations such as –x = 5.

Solve equations using the division property of equality.

Solve equations using the division property of equality. Solve the equation 4s = 24. Check the solution. Example

Solve equations using the division property of equality. (continued) Check the solution. Example

Solve equations using the division property of equality. Solve the equation 42 = –6w. Check the solution. Example

Solve equations using the division property of equality. (continued) Check the solution. Example Original equation Replace w with –7. Balances

Simplify equations before using the division property of equality. Solve the equation 4y – 7y = –12. Check the solution. Example

Simplify equations before using the division property of equality. (continued) Check the solution. Example

Simplify equations before using the division property of equality. Solve the equation 3 – 10 + 7 = h + 7h. Check the solution. Example

Simplify equations before using the division property of equality. (continued) Check the solution. Example

Solve equations such as –x = 5. Solve the equation –x = 5. Check the solution. Example

Solve equations such as –x = 5. (continued) Check the solution. Example