document.write( "Question 175512: at the Shake Shack two orders of fries and four shakes costs $5.90.
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Algebra.Com's Answer #130594 by Mathtut(3670)\"\" \"About 
You can put this solution on YOUR website!
something is missing in this problem
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\n" ); document.write( "we have two unknowns and need 2 eqations. we only have one equation ..give us the rest of the problem .....thanks
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