Teacher2Teacher 
Q&A #3418 
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From: Loyd <loydlin@aol.com> To: Teacher2Teacher Public Discussion Date: 2004030222:49:45 Subject: Re: math solution On 2004030218:14:10, matt wrote: >can you please try to solve my problem? > 56=2(5w+8)(3w12) > > > Thank you > A minus sign before a Parenthesis will result in every sign inside changing so: 56=10w  16  3w + 12 Collect like terms on right side 56 = 13w 4 Add +4 to each side of the equation 52 = =13w Divide both sides by 13 4 = w or w = 4 Check by pluging 4 into each w of the original eq. 56=10(4)  16  3(4) + 12 56 = 40 16 12 + 12 56 = 40 16 56 = 56 Checks
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