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
VER TODAS LAS RESPUESTAS ( 72+ )
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
