Order of Operations: Addition and Subtraction
Perform the indicated operations.
(
−
9
)
−
(
−
4
)
+
9
=
\displaystyle {\left(-{9}\right)}-{\left(-{4}\right)}+{9}=
(
−
9
)
−
(
−
4
)
+
9
=
2
−
3
+
5
−
4
+
9
=
\displaystyle {2}-{3}+{5}-{4}+{9}=
2
−
3
+
5
−
4
+
9
=
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