Graphic algebra problems. Very easy

Select your preferred difficulty level for algebra exercises. Very easy. Free and interactive.

moto.png + moto.png + moto.png - 3 = 3
descapotable.png + descapotable.png + 3 = 7
bus_colegio.png + bus_colegio.png + bus_colegio.png + 2 = 5
Can you calculate the value of each of the elements?
moto.png =
descapotable.png =
bus_colegio.png =