Aherd of 52 horses has 12 white and some black horses. what is the ration of white to black horses?

 12:40

Step-by-step explanation: since there are 12 white horses and the rest are black so 52-12= 40

Hello,

The correct answer is 40.

There are 52 horses in total and 12 of them are white. 52 - 12 = 40

There are a total of 40 black horses.

Hope this helps (:  

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign