Question 384678
{{{sqrt(4-5x)+1= 2x}}}
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{{{sqrt(4-5x)= 2x-1}}}
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{{{(sqrt(4-5x))^2= (2x-1)^2}}}
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4-5x=4x^2-4x+1
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4x^2+5x-4x+1-4=0
4x^2+x-3=0
4x^2+4x-3x-3=0
4x(x+1)-3(x+1)=0
(4x-3)(x+1)=0
{{{(highlight(x=3/4))}}} satisfies the equation
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