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(
11
x
+
2
)
+
(
9
x
−
4
)
(11x+2)+(9x-4)
(
1
1
x
+
2
)
+
(
9
x
−
4
)
+
−
.
ln
>
<
×
÷
/
log
≥
≤
(
)
log
x
=
%
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(11x+2)+(9x-4)
(11x+2)+(9x-4)
(11x+2)+(9x-4)
1
Remove parentheses.
11
x
+
2
+
9
x
−
4
11x+2+9x-4
1
1
x
+
2
+
9
x
−
4
2
Collect like terms.
(
11
x
+
9
x
)
+
(
2
−
4
)
(11x+9x)+(2-4)
(
1
1
x
+
9
x
)
+
(
2
−
4
)
3
Simplify.
20
x
−
2
20x-2
2
0
x
−
2
Done
20*x-2
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