Pam rented a bike from Jim's bike shop. Jim charges a rental fee of $6 and then $3 per hour to rent the bike. If Pam paid $27, for how many hours did she rent the bike?

7 hours

Step by step instructions:

$3 x 7 hours = $21

$21 + $6 = $27

x= -3

step-by-step explanation:

step 1: simplify brackets

4 - x - 1 = 6

step 2: simpilfy

3 - x = 6

step 3: subtract 3 from both sides

-x = 6 - 3

step 4: simpilfy 6 - 3

-x = 3

step 5: multiply both sides by -1

x = -3

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