Mason is growing tomatoes in his garden this year. ever 1.5 ft of stalk yields about 3.4 pounds of tomatoes. he has four plants with combined stalk length of 10.5 feet. how many pounds of tomatoes can he expect to harvest?

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.

i hope this is what you were looking for.

see attached graph