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OpenStudy (anonymous):
A rectangle has a width of 2x-3cm and a length of 3x-4cm. Of the perimeter of the rectangle is 186cm, what is the value of x?
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OpenStudy (anonymous):
this is optimization?
OpenStudy (anonymous):
is 20.4 one of your choices?
OpenStudy (anonymous):
No but there's a 20
OpenStudy (anonymous):
oh yes, i got it. it's 20cm
OpenStudy (anonymous):
186= 2(2x-3) +2(3x-4) 186=4x-6+6x-8 186=10x-14 200=10x x=20 make sense?
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OpenStudy (anonymous):
if you want me to explain it to you, i can
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