Question 1089865
{{{45x^2-4x+c=9ax^2+9xb+10ax+10b}}}

{{{leftside=9ax^2+(9b+10a)x+10b}}}

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Corresponding Coefficients:  {{{system(9b+10a=-4,10b=c,9a=45)}}}


{{{a=5}}}
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{{{9b+10a=-4}}}
{{{9b+50=-4}}}
{{{9b=-54}}}
{{{b=-6}}}
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{{{10b=c}}}
{{{10(-6)=c}}}
{{{highlight(c=-60)}}}