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OpenStudy (anonymous):
(5x - 7y + 8z) - (-2x + 3y -z)
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OpenStudy (callisto):
Same question as this : http://openstudy.com/study#/updates/4fe31e98e4b06e92b871dc22
OpenStudy (anonymous):
In case of multiplication: -(-) = + +(-) = - +(+) = + -(+) = - So, open the bracket and apply the (-) sign and then solve, you will reach the answer easily..
OpenStudy (jiteshmeghwal9):
Only add or subtract like terms in this type of ques.
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