05-06-2015
Mathematics

contestada

PLEASE HELP
Solve.

5x+2/2 = 2x - 1

X = ________ ?

Respuesta :

MichaelTruong MichaelTruong

05-06-2015

simple algebra:
5x+2/2=2x-1
multiply both sides by 2
5x+2=2(2x-1)
5x+2=4x-2
subtract 4x from both sides
x+2=-2
subtract 2 from both sides
x=-4

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