Which equation can be used to find the answer?

A contractor needs 36 bags of cement to do a job. She already has 17 bags. How many more bags does she need to do the job?

A.
2 · b = 36
b = 18
18 bags

B.
b + 17 = 36
b = 19
19 bags

C.
b ÷ 2 = 17
b = 34
34 bags

D.
b – 17 = 36
b = 53
53 bags

Question

Which equation can be used to find the answer? 

A contractor needs 36 bags of cement to do a job. She already has 17 bags. How many more bags does she need to do the job?
 
 A.
2 · b = 36 
b = 18 
18 bags
 
 B.
b + 17 = 36 
b = 19 
19 bags
 
 C.
b ÷ 2 = 17 
b = 34 
34 bags
 
 D.
b – 17 = 36 
b = 53 
53 bags

anonymous · Answer

36 - 17 = 19 more bags 

EXPRESSED AS ABOVE:

 B.
b + 17 = 36 
b = 19 
19 bags