Answer:
Quadratic
Step-by-step explanation:
Answer:A
Step-by-step explanation:
-7x^2-4x+20
-(7x^2+4x-20)
-(7x^2+14x-10x-20)
-(7x(x+2)-10(x+2))
-(7x-10)(x+2)
Answer:

Step-by-step explanation:
Solve for the value of
:

-Combine like terms:


-Multiply
on both sides, which is the reciprocal of
, and multiply
and
:



-Divide
by
:


Therefore, the value of
is
.