calvinglass4 calvinglass4
  • 18-12-2019
  • Mathematics
contestada

Solve the following system of equations

Y=5x+4
Y=x2+3x-4

Respuesta :

Stefanisaska
Stefanisaska Stefanisaska
  • 19-12-2019

Answer:  the following system of equations  has 2 solutions

x1=4

X2=-2

Step-by-step explanation:

5*x+4=x²+3*x-4

x²-2*x-8=0

x12=(2+/-√4+4*1*8)/2

x12=(2+/-√36)/2

x1=(2+6)/2=4

x2=(2-6)/2=-2

Answer Link

Otras preguntas

Why is loving your family a really important value?
Stacy, Oliver, and Jivesh each plan to put a certain amount of money into their savings accounts that earn simple interest of 6% per year. Stacy puts $550 more
What does the principle of uniformitarianism tell us about the past?
Anne Bradstreet's poems were greatly influenced by which aspects of her upbringing? I. her education II. her religion III. her father A) I and II B) II ab
what prompted early migration to North America and created a way for migrants to get where?
Juliana’s exercise partner is running a high fever and feels nauseous. She also has a rapid heart rate. What should Juliana do?
The height of an airplane as it descends to an airport runway
What did scientists discover when they arranged elements in order of increasing atomic mass? a. a repeating pattern of properties b. a puzzling series of number
What is in simplest form? : 2/9+4/9
simplify 3a+2ab-6a+2b-ab