The correct answer is option B
Answer:


Step-by-step explanation:


Solve for the first variable in one of the equations, then substitute the result into the other equation.
Add the equations in order to solve for the first variable. Plug this value into the other equations in order to solve for the remaining variables.
---> 
Answer:
212018
Step-by-step explanation:
that + that + that - that times that equals 212018
hope you understood
6x^3+8x^2-10x-4 multiplied