Question 1045829
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Please help. If r=3z,15z=20x, and 10x=2y, then r=?
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Then r = 3z = {{{3*((20x)/15)}}} = {{{3*(4x/3)}}} = 4x = {{{4*(2y/10)}}} = {{{(4y)/5)}}}.


<U>Answer</U>.  Then  r = 4x = {{{(4y)/5}}}.
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