SOLUTION: 3/4x-1/12x=7/12

Question 195055: 3/4x-1/12x=7/12
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
3/4x-1/12x=7/12
3x/4-x/12=7/12
(3x*3-x)/12=7/12
(9x-x)/12=7/12
8x/12=7/12
8x=7
x=7/8 ans.
Proof:
3/4*7/8-1/12*7/8=7/12
21/32-7/96=7/12
(3*21-7)/96=7/12
(63-7)/96=7/12
56/96=7/12
7*96=56*12
672=672

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