Answer:

Step-by-step explanation:
Equation: 
Step 1: Balance both parts of the equation.




Step 2: Reduce 14 from both parts of the equation.


Step 3: Split both sides by 10, because
.


Therefore, x = -1.
The answer would be 7(a - 1)
No solution because when you plug in the variables for x y and z none of them equal that correct number.
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