Problem

Determine the value of 's':
9=2s+1

Answer

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Answer

4

Steps

Step 1 :Subtract 1 from both sides: 91=2s+11

Step 2 :Simplify: 8=2s

Step 3 :Divide both sides by 2: 82=2s2

Step 4 :Simplify: 4=s

Step 5 :4

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