Use the graph to solve the system of linear equations.

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9