me ayudan porfa es urgente
5x-12=4x-10
2x+4=x-8
9x+4=31
4x+5=2x-6
12x+5=14
5x-12=4x-10
2x+4=x-8
9x+4=31
4x+5=2x-6
12x+5=14
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Verified answer
Respuesta:
1) 2
2) -12
3) 3
4) -11/2
5) 3/4