blight18 blight18

18-01-2018
Mathematics

contestada

what is x + x/7 + 1/11(x + x/7) = 60?

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derekhockey09 derekhockey09

18-01-2018

X+x/7+1/11x+x/77=60
X+11x/77+7x/77+x/77=60
X+19x/77=60
Multiply both sides by 77
96x=4620
Divide both side by 96
X=48.125

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