Answer:
B
Step-by-step explanation:
The domain is all the possible values of x. The graph starts at x=-2 and continues to positive infinity, so x ≥ -2.
Answer B.
Answer:
a graph theory is the study of graphs in mathematics
3x+21-12=8x-28
collect the like terms
3x-8x=-28(21-12=9)
-5x=-28-9
-5x=-37
x=7.4