Peridorito Peridorito

27-04-2017
Mathematics

contestada

1. 18x - (8x-7) = 67

2. 8 (-2x - 4) + 12 = -52

Either one. Thanks!

Respuesta :

TheMaster999 TheMaster999

27-04-2017

1.

18x-(8x-7)=67
18x-8x+7=67
10x=60
x=6

2.

8(-2x-4)+12=-52
-16x-32+12=-52
-16x-20=-52
-16x=-32
x=2

Regards M.Y.

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