twin2006
twin2006
07-03-2019
Mathematics
contestada
13x + 8 - 3 equals 12x-4
Respuesta :
editsa
editsa
07-03-2019
Answer:
x=9
Step-by-step explanation:
13x+8-3=12x-4
+4
13x+8+1=12x
13x+9=12x
-13x
9=1x
x=9
Answer Link
akephd
akephd
07-03-2019
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
Answer Link
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