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n + 1) 4n - 4 + 5 Simplify. Hint: Same signs, sum and keep the sign. 2) -3k -2k = Simplify. 3) m + 5m = Hint: Invisible one in front of m. Simplify. v + 4) 1 - 8v + 6 Simplify. Hint: Numbers with numbers and variables with variables. x + 5) x + 5 - 1 Simplify. x + 6) 5 + 3x + 1 Simplify. 7) 6b - 6b = Hint: A number and its additive inverse make zero. In other words, A number and its opposite make zero. Simplify. p + 8) 6 + 7p + p - 2 Simplify. n + 9) n + 6 - 4n Simplify. 10) -x -8x = Simplify. |