Answer:
C 
Step-by-step explanation:
Recall the mnemonics SOH-CAH-TOA
The tangent ratio is the ratio of the opposite side of the right triangle to the adjacent side.
From the diagram, the side opposite to <B is 2 units and the adjacent side is 1 unit.
This implies that;

The correct choice is C
First one. You can tell because it is linear. If you still do not understand watch a video on it.
Answer:

<u>Subtract 8x+3 from both sides</u>
<u></u>
<u></u>
<u></u>
<u></u>
<u></u>
<u>Factor left side of equation</u>
<u></u>
<u></u>
<u></u>
<u>Set factors equal to 0</u>
<u></u>

Final Answer:

What is the thing to estimate?