1. Math Dictionary #3 By: Sabrina and Cienna

2. Equations To solve an equation we always do the opposite operation on both sides. When solving a two-step equation you have to follow the order of operations backwards to find the operation you undo first. Adding- add, sum, more, increase, total, plus Subtracting- minus, difference, decrease, fewer than, less than Multiplying- times, product, of Dividing- divide, quotient, per

3. Inequalities Inequality- a math statement without an equal sign and with a >, <, >, < sign You solve an inequality the same way you solve an equation. You reverse the inequality symbol when you multiply or divide by a negative number.

5. Equations & InequalitiesProblem #2 -3a = 81 -3 -3 A = -27 -27 * (-3) = 81

6. Equations & InequalitiesProblem #3 2x + 10 = 46 -10 -10 2x36 2 2 X = 18 18 * 2 = 36 36 + 10 = 46

7. Equations & InequalitiesProblem #4 Y / 9 = 14 (9) Y = 126 126 / 9 = 14

8. Equations & InequalitiesProblem #5 C – 12 = 26 + 12 +12 c = 38 38 – 12 = 26

9. Equations & InequalitiesProblem #6 -6y > -96 -6 -6 Y > 16 16 * (-6) = -96

10. Equations & InequalitiesProblem #7 X – 14 < 35 + 14 +14 x < 49 49 – 14 = 35