What are the answer choices, if you have any?
Answer:
b
Step-by-step explanation:
The answer is -1. Hope this helps :)
Is there a equation? Or do you just wanna know what the sum of two binomials equal?
total units of ration = 4 +7=11
so, ratio would be (4*33)/11 : (7*33)/11
12 : 21 is the answer.
Did you understand?
