SOLUTION: 9 is the same as a number divided by 3 decreased by 21. Please put in algerbraic equation and solution..
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Question 296944: 9 is the same as a number divided by 3 decreased by 21. Please put in algerbraic equation and solution..
Answer by dabanfield(803) (Show Source): You can put this solution on YOUR website!
9 is the same as a number divided by 3 decreased by 21. Please put in algerbraic equation and solution..
Let x be the unknown number. Then we have:
9 = (x/3) - 21
x/3 = 9 + 21
x/3 = 30
Multiply both sides above by 3:
x = 90
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