aaguilar145
aaguilar145
08-11-2016
Mathematics
contestada
Solve for x and y
x+y=3
-2y+x=1
Respuesta :
Ammimochi
Ammimochi
08-11-2016
Since y does not contain the variable to solve for, move it to the right side of the equation, by subtracting y from both sides.
x = -y +3
Move all terms that don't contain y to the right side and solve.
y = x/2 - 1/2
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