Answer:
Zero.
Step-by-step explanation:
The determinant of the coefficient matrix of the system is zero, since every coefficient is equal to zero.
Inequality solutions:
x≥ - 
x≥ -1
x≥ (aprox) 1.41667
Graph: In attachment~
- Note that it is a shaded (closed) circle.
Step-by-step explanation:
Step one: Divide both sides by -12.

÷-12 ÷-12

Hope this is the answer you were looking for!~
The answer is x = 3. I hope this helped
Answer:
Exact Form: x = 10/7
______
Decimal Form: x = 1.428571
Mixed Number Form: x = 1 3/7
Hope this helps, have a nice day/night! :D
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