Question 1090392
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rectangle has length (x+5)cm and width (x-2)cm. Its area is 60 cm^2.
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{{{(x+5)(x-2)=60}}}

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{{{x^2+3x-10-60}}}

{{{x^2+3x-70=0}}}

{{{(x-7)(x+10)=0}}}

{{{highlight(x=7)}}}