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Sagot :
Answer:
Step-by-step explanation:
x = -5/8 and y = -7/4
so
x = -0.625 and y = -2.25
Answer:
x = -0.625
y = - 1.75
Step-by-step explanation:
y = 2x - 1/2 ------------(I)
2x - 3y = 4 ---------(II)
Substitute y =2x - 1/2 in (II)
[tex]2x - 3*(2x - \dfrac{1}{2})=4\\\\\\2x - 6x + \dfrac{3}{2}=4\\\\-4x = 4-\dfrac{3}{2} = \dfrac{8}{4}- \dfrac{3}{2}\\\\-4x = \dfrac{5}{2}\\\\x = \dfrac{5}{2}* \dfrac{1}{-4}\\\\x= \dfrac{-5}{8}\\\\x= -0.625[/tex]
Plugin x = -0.625 in equation (I)
[tex]y = 2*(-0.625) - 0.5\\\\y = -1.25 - 0.5\\\\y = -1.75[/tex]
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