39x^3 = 13*3*x*x*x
-6x^2 = 2*3*x*x*-1
-3x = 3*x*-1
so in all these factorizations, 3*x is common. so 3x is the common factor.
by seperating the common factor,
3x(13x^2 - 2x-1)
will be the factorization.
xy + 5x - 5y - 25
=x (y+5) -5 (y+5)
=(x-5) (y+5)
hope I helped ya!!!
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Solve the incomplete quadratic equation:

Solution set:
S = {0, 8}.
I hope this helps. =)
Answer:
m= -16
Step-by-step explanation:
you would add 19 to -35 because you are trying to isolate the variable m.
Answer:
lol Its 4
Step-by-step explanation:
Dont worry you got this
Answer:
c
Step-by-step explanation:
the base dimensons of the bottom portion are not the same therefore it cannot be a cube. so it is c a triangular pyramid and square prism