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Mathematics
Alden Chandler
29 November, 08:56
13x + 8 - 3 equals 12x-4
+3
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Autumn Ritter
29 November, 09:35
0
13x+8-3=12x-4
13x+5=12x-4
So x = - 9
Check: 13 (-9) + 5=12 (-9) - 4
-117+5=-108-4
-112=-112. It works!
So x = - 9
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Jaylin Trujillo
29 November, 12:32
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x=9
Step-by-step explanation:
13x+8-3=12x-4
+4
13x+8+1=12x
13x+9=12x
-13x
9=1x
x=9
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