SoldiersOnly123 SoldiersOnly123
  • 25-05-2017
  • Mathematics
contestada

-2x + 3y=-1 2x + 5y=25 elimination

Respuesta :

Аноним Аноним
  • 25-05-2017
-2x + 3y=-1
 2x + 5y=25
------------------add
8y = 24
  y = 3

-2x + 3y =-1 
-2x + 3(3) =-1 
-2x + 9 = -1
-2x = -10
   x = 2

answer
x = 2 and y = 3 or (2,3)

Answer Link

Otras preguntas

PLASE HELP ME!!!which is more valuable: a pile of pennies equaling your weight or a stack of quarters equaling your height. weight of p
There is a special name for the technique where a sound is written, e.g. "creaking, groaning" What Is The Answer?
Explain the term "Acceleration due to gravity"
What is the midpoint of (6,2) and (10,0)?
simplify: (x^2+3x-4)+(2x^3-2x+5)
2x-6 = 3x+1-X-7 Solve the equation.
At noon, the temperature in Promontory, California was 70°F. By midnight, the temperature had fallen to 40°F. What was the change in temperature over the 12-hou
What is the slope of the line that passes through the points -1,-7 and -2 ,-5
What problems did returning African American soldiers face after World War I? Answer: lynching and Ku Klux Klan violence
Find the distance between two ponts if x is -7 and y is 4 and x is 5 and y is -7