5m Zen
X y 4x 3y
X y 4x 3y pictures 5
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X y 4x
X y 4x 3y
y 6 x 4x 3y u003d- 4
4x y 25 x 3y 16
4x 3y 9 0.5 x y 8
x y 3 4x 3y 26 by substitution method
x y 3 4x 3y 26
u2212 x y 4x 3y 4
simplify x y 4x 3y
f x y )u003d 4x 3y
x y 4x 3y 1
x y 4x 3y
