carlamartinez88 carlamartinez88

25-10-2017
Mathematics

contestada

how do you solve:
1.
10x-10+30=12x-4

2.
15x+5+22x+4=120

3.
40+9x-2=20x+5

Respuesta :

22anzalduad 22anzalduad

26-10-2017

1. x=12 i think
2. x=3
3. x=3
i hope this helps

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