jacobellis
jacobellis
23-01-2017
Mathematics
contestada
Simplify 9 - {x - (7 + x)}.
Respuesta :
christinaperez
christinaperez
23-01-2017
Let's simplify step-by-step.
9−x
−
(
7+x
)
Distribute the Negative Sign:
=
9−x
+
−1
(
7+x
)
=
9+
−x
+
(
−1
)
(7)
+
−1
x
=
9+
−x
+
−7
+
−x
Combine Like Terms:
=
9+
−x
+
−7
+
−x
=
(
−x
+
−x
)
+
(
9+
−7
)
=
−
2x
+2
Answer:
=
−
2x
+
2
Answer Link
Аноним
Аноним
23-01-2017
9 - {x - (7 + x)}
= 9 - { x - 7 - x }
= 9 - {-7}
= 9 + 7
= 16
In short, Your Answer would be 16
Hope this helps!
Answer Link
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