MATHSCIENCE
MATHSCIENCE
25-11-2015
Mathematics
contestada
Find the sum.
ā12(7z+4)+15(5zā15)
Respuesta :
Since3122015
Since3122015
25-11-2015
[tex]-12(7z+4)+15(5z-15)\\-84z-48+75z-225\\-9z-273[/tex]
-9z-273
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