Unit 2B/3A Solving Equations

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Presentation transcript:

Unit 2B/3A Solving Equations Steps to solve any linear equation: 1) 2) 3) 4) 5) Unit 2B/3A Heading Solving Equations Write problem Distribute Combine Like Terms Get variables on one side (try to keep them positive) Use INVERSE OPERATIONS to isolate the variable Check your solutions (PLUG IT IN!)

Add the same value on each side Addition Property of Equality: 1. 3. 5. 2. 4. Subtraction Property of Equality: 6. 8. 10. 7. 9. Add the same value on each side Write an equation that represents the statement, then solve it. The difference of y and 5.8 is 12.2. Subtract the same value on each side Find the value of x for the given triangle if P = 46 in. 9 in x 15 in

Divide each side by the same value Division Property of Equality: 11. 13. 15. 12. 14. Multiplication Property of Equality: 16. 18. 20. 17. 19. Divide each side by the same value Write an equation that represents the statement, then solve it. You earn $6 per hour. How many hours will it take for you to earn $90? Multiply each side by the same value Write an equation that represents the statement, then solve it. The number of bicycles, b, divided by 12 equals 2 bicycles.