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\[x-6=7\]
+
−
.
ln
>
<
×
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≥
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"(x+1)/2+4=7"
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x-6=7
x-6=7
x-6=7
1
Add
6
6
6
to both sides.
x
=
7
+
6
x=7+6
x
=
7
+
6
2
Simplify
7
+
6
7+6
7
+
6
to
13
13
1
3
.
x
=
13
x=13
x
=
1
3
Done
Check Answer ▼
x=13
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