Answer:
Option B.
.
Step-by-step explanation:
The given equation is kx - 4 = 9
We will add 4 on both the sides of the equation
kx - 4 +4 = 9 +4
kx = 13
Now we will divide by k on both the sides of the equation

Therefore Option B x = 13/k is the right answer.
Answer:
could you include a pic please?
Answer:
4.513451241 sq feet wide x 12.41255213 sq feet
Step-by-step explanation:
3c(5+c) -2(3c-7)
15c+3c^2-6c+14
9c+3c^2+14