One day,  small and large merchant spaces were rented.

Another day, small and large spaces were rented.

Write an expression total rent.

Let can be represents rent for the small spaces and can be represents rent for the large spaces.

Merchant spaces were rented small and large,write an expression total rented can be  .

Merchant spaces were rented small and large,write an expression total rented can be  .

Total rent collected by

The expression of the merchant total rent of the spaces is .

Find total rent.

                             (Orginal expression)

   (Substitute and )

                        (Multiply)

                                                    (Simplify)

The merchant total rent collected for the spaces is .

The expression of the merchant total rent of the spaces is .

The merchant total rent collected for the spaces is .