marthe
marthe
25-09-2016
Mathematics
contestada
4 (3×-1)=3+8×-11 2 (t+2)+5t=6t+11
Respuesta :
Shawmiya4ever
Shawmiya4ever
26-09-2016
x= -1 t= 7
4(3x-1)=3+8x-11
12x-4=3+8x-11
12x-8x=4+3-11
4x= -4
\4. \4
x= -1
2t+4+5t=6t+11
2t-6t+5t=-4+11
1t=7
\1. \1
t=7
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