Answer:
first identify the like terms;
(2-7i)+(3+9i)
(2+3-7i+9i)
5+2i
x = 15 + 4y that is what I got out of it
Answer:
(9, 9)
Step-by-step explanation:
midpoint of (-4,15) and (22,3)

Step-by-step explanation:
5:3=35
5=35×3
5=105
5÷105=0.05
Answer:
Q = (4, - 1)
Step-by-step explanation:
DF is the diameter of the circle with center Q.
So, Q is the midpoint of DF.
By mid point formula.
