Answer:
slope = 
Step-by-step explanation:
Calculate the slope m using the slope formula
m = (y₂ - y₁ ) / (x₂ - x₁ )
with (x₁, y₁ ) = (0, - 1) and (x₂, y₂ ) = (2, 4) ← 2 points on the line
m =
= 
Answer: hay 16 vagones de pasajeros y 48 de carga
Step-by-step explanation:
Answer:
x = 8.3
y = 20.3
Step-by-step explanation:
or 
or 
Answer:
its called common sense
Step-by-step explanation:divide negative by the positive leaving you with the commomn answer thus its subtraction
Answer:
21
Step-by-step explanation:

subtract 3t from both sides

multiply both sides by 3

so 6t = -21