4x +y/3=8/3 ; x/2+3y/4=-5/2
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Answer:
4x + y/3 = 8/3 (1)
x/2 + 3y/4 = -5/2 (2)
(2) x 8 =>
4x + 6y = -20 (3)
(3) - (1) =>
6y - y/3 = -20 - 8/3
17y/3 = -68/3
17y = -68
y = -68/17
y = -4 (4)
substitute (4) in (3)
=> 4x + 6 X -4 = -20
4x + -24 = -20
4x = -20 + 24
4x = 4
x = 1
=> x = 1 , y = -4
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