Answer:
A) (2+x)/(4+x) × 100 = 75
B) 4
Step-by-step explanation:
2 out of 4
(2+x) out of (4+x)
(2+x)/(4+x) × 100 = 75
(2+x)/(4+x) = 3/4
8 + 4x = 12 + 3x
x = 4
Answer:
The answer is D. 22
Step-by-step explanation:
Answer:
Step-by-step explanation:
It is true that for any given odd integer, square of that integer will also be odd.
i.e if
is and odd integer then
is also odd.
In the given proof the expansion for
is incorrect.
By definition we know,

∴ 
Now, we know
and
will be even values
∴
will be odd
hence
will be odd, which means
will be odd.
Step-by-step explanation below.
Answer:
11
Step-by-step explanation:
Same denominator and then just divide.