3 years ago

What does x equal when 22-4x=12x+126

2 answers:

5 0

22 - 4x = 12x + 126
+4x = +4x

22 = 16x + 126
-126 = - 126

-104 = 16x
/16 /16

-6.5 = x

3 0

$22-4x=12x+126\ \ \ \ |Subtract\ 12x\\\\
22-16x=126\ \ \ |Subtract\ 22\\\\
-16x=104\ \ \ |Divide\ by\ -16\\\\
x=-6,5\\\\Solution\ is\ x=-6,5.$

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