momo200315
momo200315
07-11-2018
History
contestada
whats the value of z
2(5-2z)=20-2(z-1)
Respuesta :
NicoAndTheNiners
NicoAndTheNiners
07-11-2018
answer: z=-6
.
.
2(5-2z) = 20-2(z-1)
10-4z=20-2z+2
....-4..........-4
10=2z+22
-22 ....-22
2z=-12
÷2 ÷2
z=-6
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