Camivasquez1 Camivasquez1

02-10-2014
Mathematics

contestada

Help!! Please I need help on understanding this.
Simplify the
expression –4(x –
7) + 3(x + 9).

Respuesta :

konrad509 konrad509

02-10-2014

[tex]-4(x -7) + 3(x + 9)=\\ -4x+28+3x+27=\\ -x+55[/tex]

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