Anegative number minus a positive number is always negative true or false?

Which letters from the table represent like terms? a and b b and c a and d b and d

Mr. thompson is on a diet. he currently weighs 260 pounds. he loses 4 pounds per month. what part of the story makes the relationship not proportional?

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test