Respuesta :

Answer:

 4t^2 + t  - 1.

Step-by-step explanation:

(3t^2 + 2t −2 )+(t^2 + 3t − 4) − (4t − 5)

= 3t^2 + 2t −2 + t^2 + 3t − 4 - 4t + 5

=  4t^2 + t  - 1.

Assignment: [tex]\bold{Simplify \ Equation: \ \left(3t^2+2t-2\right)+\left(t^2+3t-4\right)-\left(4t-5\right)}[/tex]

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Answer: [tex]\boxed{\bold{4t^2+t-1}}[/tex]

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Explanation: [tex]\downarrow\downarrow\downarrow[/tex]

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[ Step One ] Remove Parenthesis: (a) = a

[tex]\bold{3t^2+2t-2+t^2+3t-4-\left(4t-5\right)}[/tex]

[ Step Two ] Simplify [tex]\bold{-\left(4t-5\right)}[/tex]

[tex]\bold{-4t+5}[/tex]

[ Step Three ] Rewrite Equation

[tex]\bold{3t^2+2t-2+t^2+3t-4-4t+5}[/tex]

[ Step Four ] Simplify [tex]\bold{3t^2+2t-2+t^2+3t-4-4t+5}[/tex]

[tex]\bold{4t^2+t-1}[/tex]

[ Step Five ] Rewrite Equation

[tex]\bold{4t^2+t-1}[/tex]

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[tex]\bold{\rightarrow Mordancy \leftarrow}[/tex]