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Pre-Algebra Examples
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Pre-Algebra
Add (9x^6-4x^5)+(10x^5-15x^4+14)
(
9
x
6
−
4
x
5
)
+
(
10
x
5
−
15
x
4
+
14
)
(
9
x
6
-
4
x
5
)
+
(
10
x
5
-
15
x
4
+
14
)
Step 1
Remove parentheses.
9
x
6
−
4
x
5
+
10
x
5
−
15
x
4
+
14
9
x
6
-
4
x
5
+
10
x
5
-
15
x
4
+
14
Step 2
Add
−
4
x
5
-
4
x
5
and
10
x
5
10
x
5
.
9
x
6
+
6
x
5
−
15
x
4
+
14
9
x
6
+
6
x
5
-
15
x
4
+
14
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
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