keenongscott keenongscott
  • 02-11-2021
  • Mathematics
contestada

x^2+3x−28=0 Solve for x. Enter the solutions from least to greatest.

Respuesta :

mkmkaleb
mkmkaleb mkmkaleb
  • 02-11-2021

Answer:

x= 4, -7

Step-by-step explanation:

x^2+3x-28

x^2 multipled by -28 = -28

Which two numbers add up to 3 and multiply to -28?

-4 and 7

-4 + 7 = 3

-4 x 7 = -28

so

(x−4)(x+7)=0

4-4=0

-7+7=0

Answer Link

Otras preguntas

Does the color of bell peppers effect the number of seeds inside? Please someone help ASAP I need it today
the word theory when use in a scientific sense mean
Help meeee!!!!!!!!!!!!
Dwayne has $80 to spend on video games. Used video games cost $10 each, and new video games cost $20 each. What equation in standard form determines the number
No _____ de servir la salsa con las tortillas. te olvidas te olvides olvida olvides
In △ABC, M∈ AC and N∈ BC . Prove that MN ∥ AB , if: AM/CM =BN/CN
What do you do if your friend has dislocated their shoulder?
What reasoning and explanations can be used when solving radical equations and how do extraneous solutions arise from radical equations?
find the total price of a $14.00 shirt including the 7% sales tax
¿Cuántas horas _____ el viaje entre Nueva York y Barcelona? registra está (wrong) dura aborda