Answer:
2x ( 5x + 6 )
Explanation:
What you want to do is simplify each of the answer choices you have and see which one is the same as the expression given.
2x ( 5x + 6 ) Distirbute 2x to 5x + 6.
2x times 5x equals 10x² because x times x equals x².
2x times 6 equals 12x.
Once you simplify this expression, you get 10x² + 12x which is the expression you started with!