Answer:
linear pair
Step-by-step explanation:
The two angles add together to form a straight line, which is 180 degrees.
These angles are supplementary, or a linear pair
f(x) = 20x² - 18x - 25
f(-1) = 20(-1)² - 18(-1) - 25
= 20 + 18 - 25
= 13
C
Answer: 119
Step-by-step explanation: if it’s 1:7,
then you’d have to do 17x7