Xangoutht
Xangoutht
23-03-2018
Mathematics
contestada
slove by elimination
Respuesta :
Аноним
Аноним
27-03-2018
Just add the equations and the y-terms will cancel.
-4x + 4y = -16
8x - 4y = 24
SUM
4x = 8
x = 2
plug into one of the equations and solve
-4(2) + 4y = -16
-8 + 4y = -16
4y = -8
y = -2
Answer (2, -2)
Answer Link
VER TODAS LAS RESPUESTAS ( 85+ )
Otras preguntas
Ten times the sum of half a number and 6 is 8
what is 09.234 in word form
A runner achieves a velocity of 11.1 m/s 9 seconds after he begins. What is his acceleration?
what does all flexible objects have in common
How would you respond to "El Dia de San Valentin es el trece de enero?" in Spanish and in a complete sentence?
what word describes the equal shares of a shape
3,254,107 what digit is in the hundred thousands place
Select the statement where the value of the unknown number is 5.5. A number divided by 2 is 5.5. 2 divided by a number is 2.75. A number divided by 2 is 2.75. A
what is 119,000,003 in expanded form
What is the precision measurement of 80 inches?