(5x+1)/2=(-4x+19)/5

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(5x+1)/2=(-4x+19)/5(5x+1)/2=(-4x+19)/5(5x+1)/2=(-4x+19)/5(5x+1)/2=(-4x+19)/55(5x+1)=2(-4x+19)25x+5=-

(5x+1)/2=(-4x+19)/5
(5x+1)/2=(-4x+19)/5

(5x+1)/2=(-4x+19)/5
(5x+1)/2=(-4x+19)/5
5(5x+1)=2(-4x+19)
25x+5=-8x+38
33x=33
x=1

两边同时×10,得25x+5=-8x+38 移项,得33x=33,x=1

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