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Evaluate the expression for s=1s = -1.\newline15+15s15 + 15s

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Q. Evaluate the expression for s=1s = -1.\newline15+15s15 + 15s
  1. Write expression with substitution: Write 15+15s15 + 15s after substituting s=1s = -1.\newlineSubstitute 1-1 for ss in 15+15s15 + 15s.\newline15+15(1)15 + 15(-1)
  2. Substitute value for variable: Evaluate 15+15(1)15 + 15(-1). \newline15+15(1)15 + 15(-1)\newline=1515= 15 - 15\newline=0= 0

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