Answer:
£17920
Step-by-step explanation:
total length of the field = 2(155+485) = 1280m
cost = 1280 * 14 = 17920
Y=mx+b
slope: 3/2
y-intercept: -5
Answer: x = -2
Step-by-step explanation:
-x + 4x = x - 4
=> 3x = x - 4
=> 3x - x = -4
=> 2x = -4
=> x = -2