Answer:
3x^2 + (-4x) + (-12)
Explanation:
Start by combining like terms on the right side of the equation:
8x^2 + 2x + 6 - 6x + 3x^2 - 18
Simplify:
11x^2 - 4x + (-12)
Distribute negative sign to the terms on the right side:
11x^2 - 4x - 12
8.1m questions
10.7m answers