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Bell Quiz

Solve the following equations. Justify each step. 1. Work Justification -46 + q = 5 given equation Work Justification m + 20 = 3 given equation. Bell Quiz. -46 + 46 + q = 5 + 46 Addition Property of Equality 0 + q = 51 Substitution

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Bell Quiz

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  1. Solve the following equations. Justify each step. 1. Work Justification -46 + q = 5 given equation Work Justification m + 20 = 3 given equation Bell Quiz -46 + 46 + q = 5 + 46Addition Property of Equality 0 + q = 51 Substitution q = 51 Additive Identity Property m + 20 - 20 = 3 - 20Subtraction Property of Equality m + 0 = -17 Substitution m = -17 Additive Identity Property Solving Equations 1

  2. Solve the following equations. Justify each step. 1. Work Justification given equation Work Justification 49 = 7c given equation Bell Quiz Multiplicative Inverse Property and Multiplication Property of Equality Substitution = - 3 Multiplicative Identity Property 49/7 = 7c/7 Division Property of Equality 7 = 1c Substitution 7 = c Multiplicative Identity Property C = 7 Symmetric Property of Equality Solving Equations 2

  3. Solve the following inequalities. Justify each step. Graph each answer on a number line. 1. Work Justification n – 7 > -5given inequality Work Justification 14 + p < 20 given equation Bell Quiz n – 7 + 7 > - 5 + 7Addition Property of Inequalities n + 0 > 2Substitution n > 2 Additive Identity Property p + 14 < 20 Commutative Property of Addition p + 14 – 14 < 20- 14Subtraction Property of Inequalities p + 0 < 6 Substitution p < 6Additive Identity Property Solving Inequalities 1

  4. Solve the following inequalities. Justify each step. Graph each answer on a number line. 1. Work Justification 5x < 45 given inequality Work Justification given equation Bell Quiz 5x/5 < 45/5Division Property of Inequalities 1n < 9Substitution N < 9Multiplicative Identity Property Division Property of Inequalities 1x>-6 Multiplication by a negative quantity property for inequalities and Substitution x > -6 Multiplicative Identity Property Solving Inequalities 2

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