You need to find the value of y..
40=8y
40÷8=y
5=y
The value of y is 5
Answer:
To find the absolute value of a number Find the distance from number to zero on a number line . The absolute value of a number is always Positive or zero .
Step-by-step explanation:
The answer is 2x^2 to the question
For x²+bx+c, to complete the square, you add (half of b)²
b=8 in this case, so you add 4², which is 16
x²+8x+16-16-4
y=(x+4)²-20 is the final form.