Kp8eannyoginson
Kp8eannyoginson
26-10-2016
Mathematics
contestada
What is 10z-15-4z=8-2z-15?
Respuesta :
Leona4336
Leona4336
26-10-2016
10z-15-4z=8-2z-15
6z-15=-7-2z
+2z +2z
8z-15=-7
+15 +15
8z=8
8÷8
z=1
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