There can be no negative in a sqrt
so x+1 must be equal or greater then 0
x+1

0
x

-1
so all answers must be greater then or equal to -1
-1,0,1,2,3,4,5,6,7,8
(-1,infinity) is the domain
Answer:The formula for a can be calculated by the following steps;
Step-by-step explanation:
-3a-a=4b-6b
-4a=-2b
cancelling the negative sign;
4a=2b
a=2b/4
a=b/2
Answer:
none
Step-by-step explanation:

Answer:
X=-8
Y=10
Step-by-step explanation: