Question 1144628
x small box weigh
y large box weight
{{{system(5x+6y=145,3x+2y=57)}}}


{{{9x+6y-5x-6y=3*57-145}}}


{{{4x=26}}}


{{{highlight(x=6&1/2)}}}

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{{{y=(57-3*(13/2))/2}}}

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