S945274 S945274

10-03-2021
Mathematics

contestada

WILL GIVE BRAINLIEST!
If 1 − 4x = 13, evaluate x2 + 2x − 3.

Respuesta :

rorycampbell0721 rorycampbell0721

10-03-2021

Answer:

0

Step-by-step explanation:

First, solve for x.

[tex]1-4x=13\\-4x=12\\x=-3[/tex]

Now substitute x = -3 into the equation x2 + 2x - 3:

[tex](-3)^2+2*-3-3\\9 - 6 - 3\\0[/tex]

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