Answer:
-56√3x
Step-by-step explanation:
√147 = 7√3
-8(7√3x)
-56√3x
The base value is the current value
Good luck! I hope this helps!
The correct answer is the first option.
If you want to use elimination, you can sum the two equations for example, so that the x's simplify:



Plug this value for y in one of the equations to derive the value of x:

So, the solution is 
Answer:
x=-5
Step-by-step explanation:
add 7 to 53 then divide -12 to itself and 60.