I find it easier just to graph this sort of question rather than multiply it all out.
x = 3.5
_____
(x^2 +2x +1) -(x^2 -6x +9) = 20
.. 8x -8 = 20
.. x = 28/8 = 3.5
Answer:
-7
Step-by-step explanation:
What the ****?
I mean r u sure about the question hhhhh..!?!?!?
-4x^2-5(x+3)+x^2 :
-4x^2-5x-15+x^2
-3x^2- 5x -15
Answer:
b
Step-by-step explanation:
is b answer
is b answer
is b answer