If we are simplifying, ⅜ ab³a⁴ is
⅜a^5b³. when multiplying like bases you add exponents
second is xy²/2. when dividing like bases you subtract exponents
I believe it would be A but i could be way off
Those two angles are alternate interior angles, so they must be congruent.
3x = 2x + 20
x = 20