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5 Minute Check

5 Minute Check. Solve and show work on the back on your homework. 1. 5d = 30 2. 36 = 6e 3. 2.5g = 5 4. 8.1 = 0.9c. 5 Minute Check. Solve and show work on the back on your homework. 1. 5d = 30. 5 Minute Check. Solve and show work on the back on your homework.

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5 Minute Check

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  1. 5 Minute Check Solve and show work on the back on your homework. 1. 5d = 30 2. 36 = 6e 3. 2.5g = 5 4. 8.1 = 0.9c

  2. 5 Minute Check Solve and show work on the back on your homework. 1. 5d = 30

  3. 5 Minute Check Solve and show work on the back on your homework. 1. 5d = 30 5 5 d = 6

  4. 5 Minute Check Solve and show work on the back on your homework. 2. 36 = 6e

  5. 5 Minute Check Solve and show work on the back on your homework. 2. 36 = 6e 6 6 6 = e

  6. 5 Minute Check Solve and show work on the back on your homework. 3. 2.5g = 5

  7. 5 Minute Check Solve and show work on the back on your homework. 3. 2.5g = 5 2.5 2.5 g = 2

  8. 5 Minute Check Solve and show work on the back on your homework. 4. 8.1 = 0.9c

  9. 5 Minute Check Solve and show work on the back on your homework. 4. 8.1 = 0.9c 0.9 0.9 9 = c

  10. 5 Minute Check Solve and show work on the back on your homework. 4. 10 · 8.1 = 0.9c · 10 81 = 9c 81= 9c 9 9 9 = c

  11. 5 Minute Check Flashcards

  12. Tuesday, Dec 17 Lesson 7.5 Solve and Write Division Equations

  13. Solve and Write Division Equations Objective: To successfully solve and write division equations.

  14. Solve and Write Division Equations At the end of this lesson you should be able to answer the following question. When solving an equation, why is it necessary to perform the same operation on each side of the equal sign?

  15. Solve and Write Division Equations What is the coefficient? 9 t = 3

  16. Solve and Write Division Equations What is the coefficient? 9 t = 3 9

  17. Solve and Write Division Equations What is the coefficient? t = 3 9

  18. Solve and Write Division Equations What is the coefficient? t = 3 9 1 9 Remember = ·

  19. Solve and Write Division Equations What is the coefficient? 32 = x 5

  20. Solve and Write Division Equations What is the coefficient? 32 = x 5 1 5

  21. Solve and Write Division Equations What is the coefficient? 40 = y 2

  22. Solve and Write Division Equations What is the coefficient? 40 = y 2 1 2

  23. Solve and Write Division Equations Multiplication and Division Property of Equality states if two expressions are equal to each other and the exact same number is multiplied or divided from both sides, the two sides will remain equal.

  24. Solve and Write Division Equations An equation is only true if both sides are equal. A teeter totter will only be balanced if there is equal weight on both sides.

  25. Solve and Write Division Equations

  26. Solve and Write Division Equations The process for solving an algebraic division equations is the same as solving an algebraic multiplication equations.

  27. Solve and Write Division Equations To Solve a Multiplication or Division Equation. Step 1 – ?

  28. Solve and Write Division Equations To Solve a Multiplication or Division Equation. Step 1 – Determine the coefficient.

  29. Solve and Write Division Equations To Solve a Multiplication or Division Equation. Step 2 – ?

  30. Solve and Write Division Equations To Solve a Multiplication or Division Equation. Step 2 – Multiply both sides by the reciprocal of the coefficient.

  31. Solve and Write Division Equations To Solve a Multiplication or Division Equation. Step 3 – Simplify.

  32. Solve and Write Division Equations Solve: b= 7 3 Step 1 - ?

  33. Solve and Write Division Equations Solve: b= 7 3 Step 1 - Step 2 - ?

  34. Solve and Write Division Equations Solve: b= 7 3 Step 1 - Step 2 – 3 Step 3 - ?

  35. Solve and Write Division Equations Solve: 3·b= 7 · 3 3 Step 3 - ?

  36. Solve and Write Division Equations Solve: 3·b= 7 · 3 3 Can we simplify the left side of the equation?

  37. Solve and Write Division Equations Solve: 3·b= 7 · 3 3 b = Can we simplify the right side of the equation?

  38. Solve and Write Division Equations Solve: 3·b= 7 · 3 3 b = 21 Work to be shown on the homework.

  39. Solve and Write Division Equations Solve: d= 9 8 Do this on your own. What is the reciprocal of the coefficient?

  40. Solve and Write Division Equations Solve: 8· d= 9 · 8 8 d = 72

  41. Solve and Write Division Equations Solve: 30 = x 2 Do this on your own.

  42. Solve and Write Division Equations Solve: 2·30 = x ·2 2 60 = x

  43. Solve and Write Division Equations Solve: 3.4 = x 4.5 Do this on your own.

  44. Solve and Write Division Equations Solve: 4.5 · 3.4 = x · 4.5 4.5 15.3 = x

  45. Solve and Write Division Equations The maple tree in Arnie’s front yard is 42 feet tall. The maple tree is three times the height of the pear tree. What is the height of the pear tree? Do this on your own.

  46. Solve and Write Division Equations The maple tree in Arnie’s front yard is 42 feet tall. The maple tree is three times the height of the pear tree. What is the height of the pear tree? 3p = 42 3p = 42 3 3 p = 14

  47. Solve and Write Division Equations The weight of an object on the Moon is one-sixth its weight on Earth. If an object weighs 35 pounds on the Moon, write and solve an algebraic equation to find it’s weight on Earth. Do this on your own.

  48. Solve and Write Division Equations The weight of an object on the Moon is one-sixth its weight on Earth. If an object weighs 35 pounds on the Moon, write and solve an algebraic equation to find it’s weight on Earth. 6· w = 35 · 6 6 w = 210 Remember -to find the fraction of a number, you multiply that number by the fraction.

  49. Solve and Write Division Equations True or false. w ÷ 3 is equivalent to · w Explain your answer.

  50. Solve and Write Division Equations True or false. w ÷ 3 is equivalent to · w Explain your answer. Yes, Dividing by 3 is the same as multiplying by 1/3.

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