x+1/4x=7/8

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x+1/4x=7/8x+1/4x=7/8x+1/4x=7/8(1+1/4)x=7/8(5/4)x=7/8x=7/8÷5/4x=7/10

x+1/4x=7/8
x+1/4x=7/8

x+1/4x=7/8
(1+1/4)x=7/8
(5/4)x=7/8
x=7/8÷5/4
x=7/10