s23373 s23373
  • 02-05-2022
  • Mathematics
contestada

Which is zero of the polynomial expression 7x+21

Respuesta :

mauverandol mauverandol
  • 02-05-2022
The expression will have a zero when it’s equation is equal to zero:

7x+21=0

Now solve for x, start by isolating the variable (x) by subtracting 21 from both sides

7x = -21

The only thing stopping c from being by itself is 7, so we divide both sides by 7 to isolate x

x = -3
Answer Link

Otras preguntas

6.Suppose the Gallup Organization wants to estimate the population proportion of those who think there should be a law that would ban the possession of handguns
Where do most south east Asia people live
i want a refund!!!!!​
Two parallel copper rods supply power to a high-energy experiment, carrying the same current in opposite directions. The rods are held 8.0 cm apart by insulatin
What is the media's most important role in a democracy​
Hiooo! I need help could someone help please❤️ :D
What does the following mean? হ্যালো সবাই! Will mark brainliest!
Which of the following is not a way that oil production could potentially affect aquatic viability? a. marine oil spills during transportation b. offshore oil d
What is the greatest common factor of 44, 24, and 8?
Help!! I’ll give brainliest!