Perform the indicated operation.
-8 + (-4) = -12
Steps:
-8 + ( -4 )
Remove Parenthesis:
( -a ) = -a
-8 - 4
Subtract the numbers:
-8 - 4
= -12
Answer: -8 - 4 = -12
Hope that helps!!!! : )
1 doZen = 12 so 12 *3 is 36 therefore Sara has 36 golf balls
Completing the squares tells us exactly what square root we will need to calculate our answer.
Using the formula below you can find these answers:

Does this make sense?
Answer:
Step-by-step explanation:
21 + 20 = 43
Total is 123, so divide by 43.
123/43 = 2.86 rounded to 3.
(females) 20 x 3 = 60 female lions