11-01-2017
Mathematics

contestada

Identify the mistake:

3(x + 9) = 6x + 45

3x + 27 = 6x + 45

9x + 27 = 45

9x = 18

Respuesta :

mitchellbabcoc mitchellbabcoc

11-01-2017

Should have subtracted 3x

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jsmitty jsmitty

11-01-2017

he added 6x when it was moved across instead of subtracting 6x. so it should say -3x = 18 not 9x=18

im one brainliest answer away from being promoted, i would appreciate it if you gave it to me it would mean so much.

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