Answer:
its 23
Step-by-step explanation:
its 12+11 because two negatives make a positive
4x+4=-3+2x+15
Step 1: combine like terms
4x-2x=15-3-4
2x=8
Step 2: divide by 2 on both sides
x=4
Answer:
conjecture
Step-by-step explanation:
The domain is the first number of any ordered pair--the x-coordinate.
For example, in the ordered pair (3,4), the domain is 3.