makaylatkins makaylatkins

03-11-2017
Mathematics

contestada

x - 7 x - (-2X)

simplify the expression
what is the coefficient of x?

x 7 x 2Xsimplify the expression what is the coefficient of x class=

Respuesta :

03-11-2017

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

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dannielle dannielle

03-11-2017

x-7x+2x= 3x-7x= - 4x ..............cause - (-2x)=+2x

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