I DONT UNDERSTAND YOUR LANGUAGE IM SORRY ILL TRY TO TRANSLATE
10
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(
2
−
i
)
(
4
+
2
i
)
(
2
-
i
)
(
4
+
2
i
)
using the FOIL Method.
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Apply the distributive property.
2
(
4
+
2
i
)
−
i
(
4
+
2
i
)
2
(
4
+
2
i
)
-
i
(
4
+
2
i
)
Apply the distributive property.
2
⋅
4
+
2
(
2
i
)
−
i
(
4
+
2
i
)
2
⋅
4
+
2
(
2
i
)
-
i
(
4
+
2
i
)
Apply the distributive property.
2
⋅
4
+
2
(
2
i
)
−
i
⋅
4
−
i
(
2
i
)
2
⋅
4
+
2
(
2
i
)
-
i
⋅
4
-
i
(
2
i
)
Simplify and combine like terms.
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Simplify each term.
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8
+
4
i
−
4
i
+
2
8
+
4
i
-
4
i
+
2
Add
8
8
and
2
2
.
10
+
4
i
−
4
i
10
+
4
i
-
4
i
Subtract
4
i
4
i
from
4
i
4
i
.
10
+
0
10
+
0
Add
10
10
and
0
0
.
A,C,D are equivalent to 18m -12 as solving each of them will give you 18m-12.
<em><u>Answer</u></em><em><u> </u></em><em><u>:</u></em><em><u>-</u></em><em><u> </u></em><em><u> </u></em><em><u>Opti</u></em><em><u>on</u></em><em><u> </u></em><em><u>B</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>co</u></em><em><u>rrect</u></em><em><u> </u></em><em><u>!</u></em><em><u>!</u></em>
x = 4
<em><u>Step</u></em><em><u> </u></em><em><u>by</u></em><em><u> </u></em><em><u>step</u></em><em><u> </u></em><em><u>explan</u></em><em><u>ation</u></em><em><u> </u></em><em><u>:</u></em><em><u>-</u></em><em><u> </u></em>
[ <em><u>Ref</u></em><em><u>er</u></em><em><u> to the</u></em><em><u> attachment</u></em> ]
6 1/3 + k + 3 5/6 + 5 1/2 = 26 1/6
Add your fractions
6 1/3 + 3 5/6 + 5 1/2 = 15 2/3
now You need to isolate k on one side of the equation by using the subtraction method of equality.
k + 15 2/3 = 26 1/6
k = 10 1/2
Hope this helps
I had to edit