X - 10 = 8 - 18, X - 2 = 13 - 15, X + 3 = 11 - 8, X - 12 = -1  - 11, X - 11 = 8 - 19, X - 12 = 12 - 24, X - 30 = 10 - 40, X - 15 = 5 - 20, X - 7 = 60 - 67, X - 36 = 9 - 45,

One Step Algebra Equation - Subtraction and Addition Lesson 3

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