Answer:
29 homework problems
Addition Property was used
Step-by-step explanation:
15+5=20+9=29
Addition
The values of a and b are 4 & 6
The domain of the function is possible values of independant varaible such that function is defined or have real values.
So the expression

is not defined for x = -6 and for x = 1, as expression becomes undefined for this values of x (Denominator becomes 0).
So answer is,

Option B is correct.
The answer is 0. the additive inverse of a negative number is the same number but positive. to find the sum means to add them together. for example take 2 and -2. 2 is the additive inverse of -2. if you add 2+-2 the answer comes out to 0
Answer:
9 and a half inches
Step-by-step explanation:
Just count via the ruler!