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16-12-2016
Mathematics

contestada

If the sum of a number and 6 is multiplied by 5, the result is same as 9 times the number decreased by 2. find the number.

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Porshia Porshia

16-12-2016

Let's do an equation. 5(x+6)=9x-2. Now distribute into parentheses. 5x + 30=9x-2. Now -5x on both sides. New equation is 4x-2=30. Add 2 on both sides. 4x=28. Now divide by 4. X=8. Your number is 8

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