Question

In an exhibition, the cost of tickets for an adult is 5 more than thrice the cost o
ticket for a child. Which equation relates the cost, y, of adult ticket in terms of th
cost, x, of child ticket?​

Answer 1

Given : In an exhibition, the cost of tickets for an adult is 5 more than thrice the cost o f ticket for a child.  

To Find :   equation relates the cost, y, of adult ticket in terms of th e cost, x, of child ticket

Solution:

Cost of Adult ticket = y

cost of child ticket  = x

cost of tickets for an adult is 5 more than thrice the cost o f ticket for a child.  

=> cost of tickets for an adult = 5 + 3 (cost o f ticket for a child.)

=> y  = 5 + 3x

=> y = 3x + 5

Equation is   y = 3x + 5

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