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Mathematics 22 Online
OpenStudy (anonymous):

1/4 + 4x/5 = 11/20

OpenStudy (anonymous):

Subtract 1/4 from each side (11/20-1/4 = 11/20-5/20 = 6/20 = 3/10) Then multiply each side by 5 and divide by 4 to get x by itself. x=15/40 = 3/8 Then plug it into the original equation to check.

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