2x + 5 = 15, a. x = 1, 3x – 7 = 11, b. x = 9, x + 4 = 5, c. x = 5, 7x – 5 = 16, d. x = 4, 5x = 30, e. x =6.

Activity 2: MATHch, MATHch, MATHch

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