2. Simplify the expression 23k + 3m - 2k + 19m + 16 - m + 1 (Show all working/steps]
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21k + 21m + 17
Step-by-step explanation:
23k + 3m - 2k + 19m + 16 - m + 1
=> 23k - 2k + 19m + 3m - m + 16 + 1
=> 21k + 19m + 2m + 17
=> 21k + 21m + 17
So the simplification is 21k + 21m + 17
hope it helps.
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