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]

Answer Link

Otras preguntas

if cos =5\13 and 90°≤ø≤180,evaluate cotø,secø,cosø

What does the phrase "dependent on" mean in this sentence? There is evidence that youth may be sensitive to nicotine and that teens can feel dependent on nicot

Please answer this correctly

the circulation of a newsletter decreased from 2,600 to 2,054. What was the percent of decrease in circulation?

Doy 30 puntos al que me ayude con un trabajo del libro de María de Jorge Isaacs

Does a thicker core make an electromagnet stronger?

Christy is three times as old as he was 8 years ago . How old is she now?

You are reading a story about a character named Sami. Which event from the story is the best example of characterization?Answer is : (Sami is inspired by an ad

The overarching purpose of credit risk analysis is to: Group of answer choices Quantify potential credit losses Determine a company's optimal capital structure

In what season(s) does the tilt not really affect temperature?