Enzo picked 56 strawberries at a farm. this is 25 more than the number of apples he picked. write and solve addition equation to find the number of apples enzo picked

Consider u = {x|x is a negative real number}which is an empty set? o {x|x eu and x has a negative cube root}o {x|x eu and x has a negative square root}{x|x eu and x is equal to the product of a positive number and -1}{x|x eu and x is equal to the sum of one negative and one positive number?