Find x b)3/5 (x - 2/5 ) = 3/5 X 6/7 - 3/5 X 2/3 *
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3/5(x-2/5)=3/5*6/7-3/5*2/3
3/5*5x-2/5=18/35-6/15
15x-6/25=54-42/105
15x-6/25=4/35
35*(15x-6)=100
525x-210=100
525x=100+210
x=310/525
=62/105
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