Answer:
the sum of x and 15 is -16 because it is a straight line which means the straight line is a function.
Answer:
90 degrees, 60 degrees and 30 degrees
Step-by-step explanation:
90/3 = 30
30 x 2 = 60
Answer:
Step-by-step explanation:

9/10(3x+12y+-6z) is the expression, simplified it's:
2.7x+10.8y-5.4z
Hope this helped!
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.