Mathematics, 22.07.2019 05:40 Vishal123180

Show the steps to calculate 4/7 x ? = x/21 ( ? is the factor that has to be multiplied times 4/7; x is the unknown numerator of the equivalent fraction. i need you to show the complete equation, including the unknown values.) this is for 20 pts me

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Show the steps to calculate 4/7 x ? = x/21 ( ? is the factor that has to be multiplied times 4/7;...