Answer:
Step-by-step explanation:

Write the equation in factored form.

Separate equations, and set each factor to zero.


Rearrange and isolate the variable to find the solutions


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6x + 6 > 3x+ 15
3x > 9
x > 3
Do you have an equation that I can use?
Answer: 
Step by step:

(Used a table of common angles)