Answer:
The shop keeper made 15.75$ in an hour.
Step-by-step explanation:
Minus 129.75-145.50
£15.75
£145.50 - £129.75
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i upload the image sorry i don't know how to explain i just search it
k = 2
subtract 9 from both sides and you have 3k=6
then divide by three on both sides to get 2
I would answer if I could see the following expressions :)