A pizza restaurant advertises the following for one pizza two toppings $20 for toppings $26 using this information determine the cost of a pizza with one topping topping.

EXPLAIN HOW YOU DETERMINED THUS COST!!! please
ASAP

A pizza restaurant advertises the following for one pizza two toppings 20 for toppings 26 using this information determine the cost of a pizza with one topping class=