Answer:
Step-by-step explanation:the answer i 1413
Making the assumption that your problem looks like this,

we use the distributive property to multiply:
Solve for x by simplifying both sides of the equation, then isolating the variable.
x = -22
I think it is B I hope I am right and helped
Answer: 
Step-by-step explanation:
x represents how many miles after the pick-up. we add on 3.50 because that is the intial pick-up price. then the cost has to be under 30 because she only has 30 dollars