Answer:
A
Step-by-step explanation:
The given angles are vertical and thus congruent, so
3x = x + 40 ( subtract x from both sides )
2x = 40 ( divide both sides by 2 )
x = 20 → A
P = W/t
W = Fd
P = Fd/t = F/t d
Answer:
slope = -3 , y-intercept = 9
Step-by-step explanation: