Amount that trouvaughn paid : $0.80b
ten dollar bill = $10
so $(10-0.80b)
Answer:
2x+3y=130
Step-by-step explanation:
Let x=cost of full pass
Let y=cost of restricted pass
Brian and Bob bought 2 full and 3 restricted passes.
Have a good day!
the idea of showing that multiplying by 1 is true because as long as A and B follow the same ratio pattern (ie. 1n:2n is the same as 2n:4n) the statement will always be true
