Respuesta :

Wolfyy

Answer:

y = -3x + 10

Step-by-step explanation:

The slope of perpendicular line is the opposite and reciprocal of the original line.

3 -> -3

Find the new y-intercept.

y = -3x + b

7 = -3(1) + b

7 = -3 + b

10 = b

y = -3x + 10

Best of Luck!