rrr3
rrr3
31-08-2016
Mathematics
contestada
What is de answer of this problem 2(4z-2x+y)-4(5z+x-y)
Respuesta :
cocoabeanz
cocoabeanz
31-08-2016
Distribute:
=
(2)
(
4z
)
+
(2)
(
−
2x
)
+
(2)
(y)
+
(
−4
)
(
5z
)
+
(
−4
)
(x)
+
(
−4
)
(
−y
)
=
8z
+
−
4x
+
2y
+
−
20z
+
−
4x
+
4y
Combine Like Terms:
=
8z
+
−
4x
+
2y
+
−
20z
+
−
4x
+
4y
=
(
−
4x
+
−
4x
)
+
(
2y
+
4y
)
+
(
8z
+
−
20z
)
=
−
8x
+
6y
+
−
12
z
Answer:
−
8x
+
6y
−
12
z
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