Question

If b decreased by 31, then the expression is
i) b+31 iii) 31-b
ii) b-31 iv) 31+b
tomorrow is my maths exam so please answer this correctly
irrevelant answers = 5 answer reported

Answer 1

Answer:

b-31 because you subtract 31 from b

Answer 2

Answer:

answer is ii)

Step-by-step explanation:

see b is decreased by 31 so it means 31 is subtracted from b and hence b-31 is the correct answer