solve for x: x/64 + x/48 = 7/2 hrs

solve for x: x/64 + x/48 = 7/2 hrs
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2 Answers

(x/64) + (x/48)=7/2

(3x/192) + (4x/192)=7/2

(7x/192)=7/2

7x=192*7/2=91*7

x=91
by
make that 96

...........
by

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