mykeyacoatesowc07z mykeyacoatesowc07z

15-09-2017
Mathematics

contestada

Five times the sum of some number plus 3 is equal to 7 times the number minus 1.

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zhrjuke zhrjuke

17-09-2017

5(x+3)=7x-3 which is the equation, then we solve for it, and the answer is 9

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