Answer:

Step-by-step explanation:
Given

Required
Complete the square
Rewrite so that
has 1 coefficient

Take half of the coefficient of x

Square the result


Add and subtract the result in the bracket

Expand the bracket to remove -4


Expand the bracket

Factorize

Factor out x - 2

Express as square

<span>area is side by side.
so do 6.25*6.25 and that equals 39.0625
</span>
I guess this is the answer
Answer:
7
Step-by-step explanation:
add 7 to 3x
Then: 4x-3x=1x which gives:
1x=7
7/1=7