Answer:
D <u><em>Because if you substitute 4 into the equation for x and cross multiply, you get 224 = 224.</em></u>
Step-by-step explanation:
When you cross multiply, you get 14×16=224, and 224÷4=56.
D because if you substitute 4 into the equation for x and cross multiply, you get 224 = 224
26km
d=speed × time
d=60×2.33
d= 140km
2(x-6)=50
x-6=50/2
x-6=25
x=31