Answer:
around 21-8 so the equation would look like this (21-8)-6=7
Step-by-step explanation:
you do this because if u put the parentheses around 8-6 you would get 21- (8-6)= 19 because 21 - 2 = 19 so you have to put them around 21-8 to get the right answer
Answer:
(-∞,∞)
Step-by-step explanation:
The domain is all possible x values of the function
There are no constraints or holes for this and therefore the domain is all real numbers
<u>Ratio of two angles are 6:13.</u>
So, let the one angle be 
and another be 
As we know that,
Sum of all interior angles of a quadrilateral = 
So let's sum up the given angles,
Hence,
So, First angle 
Second angle 
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Hope it helps you:)
Answer:
i would say b but not sure
Step-by-step explanation:
hope this helps let me know if i got it wrong
