# Jane plants

Jane plants flowers in the garden. If she planted 12 every hour instead of 9 flowers, she would finish with the job an hour earlier. How many flowers does she plant?

n =  36

### Step-by-step explanation:

n = 9t
n = 12(t-1)

n = 9•t
n = 12•(t-1)

n-9t = 0
n-12t = -12

n = 36
t = 4

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