Which statement shows the rule for the relationship
between the two quantities?

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume

Jackson earns $25 per hour as a tutor at the college library. he set a weekly spending budget of $130 each week and puts the remaining money in his savings account. how many hours must he work this week to have at least an extra $50 to put in his savings account