Hey there!
2(x - 10x^2) - 6(x - 3)
DISTRIBUTE
= 2(x) + 2(10x^2) - 6(x) - 6(-3)
= 2x + 20x^2 - 6x + 18
COMBINE the LIKE TERMS
= 20x^2 - 4x + 18
Therefore, your answer is: 20x^2 - 4x + 18
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)