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X - 7 x - (-2X) simplify the expression what is the coefficient of x?
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Feb 5, 2018
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X - 7 x - (-2X)
simplify the expression
what is the coefficient of x?
Mathematics
middle-school
Olaf Horstmann
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Olaf Horstmann
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x-7x+2x= 3x-7x= - 4x ..............cause - (-2x)=+2x
Mirronelli
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Feb 8, 2018
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Mirronelli
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The simplified version of this expression is -4x.
Work
1. 1x-7x-(-2x)
2. 1x-7x+2x
Now just combine the terms.
3. -6x+2x
4. -4x
Aliaksei Bulhak
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Feb 12, 2018
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Aliaksei Bulhak
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