Answer:
x = 8 and line BC = 30
Step-by-step explanation:
that is the solution above
Answer:
Correct.
Step-by-step explanation:
This is the perimeter formula for a rectangle.
Perimeter is l + l + w + 2
p = 2l + 2w
"The difference" tells you that you'll be subtracting.
10 - u
Slope = (-12 - 43)/(4 +7) = -55/11 = -5
y = mx + b
43 = -5(-7) + b
43=35+b
b = 8
equation
y = -5x + 8
Answer:

Step-by-step explanation:
In the attachment!