Answer :
Answer:
16
Step-by-step explanation:
х2 + 8x = 4
Take the coefficent of the x term, 8
Divide it by 2. 8/2 =4
Then square it, 4^2 = 16
Add this to both sides of the equation
x^2 +8x+16 = 4+16
Answer:
16
Step-by-step explanation:
х2 + 8x = 4
Take the coefficent of the x term, 8
Divide it by 2. 8/2 =4
Then square it, 4^2 = 16
Add this to both sides of the equation
x^2 +8x+16 = 4+16