Toán Lớp 6: Tìm x
-3/2 – 2x + 3/4 = -2
ko đc làm tắt
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Toán Lớp 6: Tìm x
-3/2 – 2x + 3/4 = -2
ko đc làm tắt
Comments ( 2 )
=> – 2x = -2+3/2 – 3/4
=> – 2x = -8/4+6/4 – 3/4
=> – 2x = (-8+6 – 3)/4
=> – 2x = -5/4
=> 2x = 5/4
=> x = 5/4:2
=> x = 5/4 . 1/2
=> x = 5/8