Respuesta :
Step-by-step explanation:
y = -0.5x + c
When x = 4, y = -7.
=> (-7) = -0.5(4) + c, c = -5.
Therefore the equation is y = -0.5x - 5.
Answer:
y = -1/2 x - 5
Step-by-step explanation:
y = mx + b
m = slope = -1/2
y = -1/2 x + b
-7 = -1/2 * 4 + b
-7 = -2 + b
b = -5
y = -1/2 x - 5