10 Explain whether her friends' zombie trick helped the main character feel
mentally prepared for the "Zombie 5K." Use evidence from the text to support
your answer.

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.