Plans for a bridge are drawn on a coordinate grid. One girder of the bridge lies on the line y 9x + 3.
A perpendicular brace passes through the point (-7,3).
Write an equation of the line that contains the brace.
A. Y - 3 = -9 (x + 7)
B. y -3= -1/9 (x + 7)
c. y -7=1/9 (x+3)
D. Y-7 = -9 (x - 3)

answer: asdfghjkl,mnbv

step-by-step explanation:

it would open into a square depending on the type of envelope i’m not sure about the second part

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.