Hello : the system is :
<span> y= -2x+4 ...(1)
y= x² +4x+13....(2)
x²+4x+13 = -2x+4
x²+6x+9=0
(x+3)² =0
x+3=0
x= -3
subsct in (1) : y=-2(-3)+4 =10</span>
Answer:
BiG ChUnGuS moo
Step-by-step explanation:
Answer:

Step-by-step explanation:
move variable to the right-hand side and change its sign

divide both sides of the equation

8 times 5 equals 40 and 40 divided by 10 equals 4 sir Marni didn’t get anything right
Answer:
Step-by-step explanation:
hello :
let: A = 3√16+√-9
16=4² and -9 = 9i² =(3i)² .... ( i² = -1)
√16 =√4² = 4 and √-9 = √9i²= √(3i)² ± 3i
A= 12 ± 3i