Answer:
70percent =42
100percent ×42 ÷70
100/7×42
10/7×42=60
therefore the original cost was $60
The answer to the question is
B. The north restaurant can expect to have 20 fewer morning visitors than the south restaurant.
Hope this helps!
The lines y = 2x - 1 and y = -2x + 3 intersect at exactly one point which means this system has exactly one solution. so the system is consistent and independent
