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\[x-8=7\]
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x-8=7
x-8=7
x-8=7
1
Add
8
8
8
to both sides.
x
=
7
+
8
x=7+8
x
=
7
+
8
2
Simplify
7
+
8
7+8
7
+
8
to
15
15
1
5
.
x
=
15
x=15
x
=
1
5
Done
Check Answer ▼
x=15
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