SOLUTION: can you solve this please mr. smith sells medical supplies. he recieves a weekly salary of $300 plus a 5% commission on the sales he makes. if mr.smith earned $900 last week, wh

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Question 373473: can you solve this please
mr. smith sells medical supplies. he recieves a weekly salary of $300 plus a 5% commission on the sales he makes. if mr.smith earned $900 last week, what were his sales in dollars.
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Set it up this way
900 = 300 + .05x
where x is his sales
600 = .05x
x = 600/.05 = $12000