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Maths Puzzle
Numerical Ability
(7,5)
(6,0)
(-3,-2)
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The revenue of an Atlantic City bus company depends on the number of unsold seats. If 100 seats are sold, the price is $50. Each unsold seat increases the price per seat by $1. Let
Please help me to understand this expression
[7(x-5)-19]-[4(x-6+10]