Answer:
-x² + 2x - 3
Step-by-step explanation:
Simply combine like terms together.
x² terms are added together
x terms are added together
Constants are added together
Answer: -x^2 + 2x - 3
(x^2 - 3x) + (-2x^2 + 5x - 3)
Combine like terms
x^2 - 2x^2 - 3x + 5x - 3
x^2 - 2x^2 = -x^2
-3 + 5x = 2x
I am not sure but i will say C.
1,34 x( -19/37)=
1, 34 x (-0.5135) =-0,68809
<u><em>+plus -= negativo</em></u>