Answer:
the answer is  bc of my knowledge XD XD XD hahaha
 Step-by-step explanation:
nbhgutfyctygvuhbijnk mjbguvyfccvguhbijnk bvf vhnjhbvtcdxtcrftygbhjnhbgvfctytguhb vgc
 
        
             
        
        
        
Answer:
The answer is -4x^2
Step-by-step explanation:
-3x^2 - 5x^2 + 4x^2
= -3x^2 + -5x^2 + 4x^2
Combine like terms:
-3x^2 + -5x^2 + 4x^2
(-3x^2 + -5x^2 + 4x^2)
= -4x^2
 
        
             
        
        
        
Answer:
Solution 1: 1+1
Solution 2: 1-
Step-by-step explanation:
x^2-2=2x
x^2-2x-2=0
Use quadratic equation.
(-b+- )/2a
)/2a
(2+- )/2
)/2
(2+- )/2
)/2
(2+- )/2
)/2
Solution 1: (2+2 )/2=1+1
)/2=1+1
Solution 2: 1-