S945274 S945274
  • 10-03-2021
  • Mathematics
contestada

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

Respuesta :

rorycampbell0721
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

how do I find the definition to a root word​
Which statement is true about living things that share a recent common ancestor ?
8x^2-18x-5 Help please
PLEASE HELP!!!For what values of x does the function shown in the graph below appear to negative? Explain and only give an answer that’s correct please!
Seismic waves are divided into what two types
I NEED HELP PLEASE!!!
What is an element in group 17 of the periodic table called?
The Japanese military began using which deadly, desperate strategy at the battle of Leyte gulf? A.) fire bombing B.) Island hooping C.) kamikaze attacks D.) “li
Which sentence uses a verb that agrees with its subject? The post offices in our area opens at 9 a.m. Their behavior during the performances was very good. A ne
Anne is creating a website where she can share music that her band created. She needs to make sure that the file size is small enough to allow her fans to strea