Writing an Expression

A bus starts its journey with $k\,$ passengers. At the first stop, 7 passengers get off the bus.

Write an expression for the number of passengers left on the bus.

[1]

A bus starts its journey with $k\,$ passengers. At the first stop, 7 passengers get off the bus.

Write an expression for the number of passengers left on the bus.

[1]

Writing an Expression Questions