Answer:
4 is the correct answer.
{y,x} = {17/2,-11}
Step-by-step explanation:
7x6 = 42
J = 42
f(x) = 20x² - 18x - 25
f(-1) = 20(-1)² - 18(-1) - 25
= 20 + 18 - 25
= 13
6 units is the answer im pretty sure
hope this helps.
