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OpenStudy (anonymous):
(2x-3y+4)-(-4x-5y+7) simplify
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OpenStudy (anonymous):
This really should be a simple answer andeasier to resolve. You can do this by taking the negative in front of the equation (-4x-5y+7). This is where the signs will change. So the new equation portion is 4x+5y-7. Then combine like terms and get 6x+2y-3
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