woodiebang1994
woodiebang1994
22-08-2017
Mathematics
contestada
AW+WC=AC
3x+2x+11=8x-4
6x+11=8x-4
Respuesta :
qumpelka
qumpelka
22-08-2017
AW+WC=AC
example:
20+01 = 21
30+08 = 38
50+02 = 52
3x+2x+11=8x-4
3x+2x-8x = -4 -11
-3x = -15
x = 5
6x+11=8x-4
6x -8x = -4 -11
-2x = -15
-x = - 7,5
x = 7,5
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