Answer:
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Answer:
<h3><u /></h3>
<u>Trigonometric identities</u>
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Therefore, using the <u>identities</u>, the given expression can be <em>simplified</em> as follows:

Answer:
x = -3
Step-by-step explanation:
You have the following equation:

you first you distribution property in order to eliminate the parenthesis:

next, you subtract 12 in both sides of the equation:

Finally, you divide the equation by 6 and simplify:

hence, the solution to the equation is x = -3
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