dsgrin
dsgrin
04-05-2017
Mathematics
contestada
Simplify the expression: 52 – [30 – 2(7 – x)].
Respuesta :
nbjcoolman
nbjcoolman
04-05-2017
Let's simplify step-by-step.
52−
(
30−
2
(
7−x
)
)
Distribute the Negative Sign:
=
52+
−1
(
30−
2
(
7−x
)
)
=
52+
(
−1
)
(30)
+
−1
(
−
2
(
7−x
)
)
=
52+
−30
+
−
2x
+14
Distribute:
=
52+
−30
+
−
2x
+14
Combine Like Terms:
=
52+
−30
+
−
2x
+14
=
(
−
2x
)
+
(
52+
−30
+14
)
=
−
2x
+36
Answer:
=
−
2x
+
36
Good luck mate :P
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