Toán Lớp 6: Tìm số nguyên x thỏa mãn:
a) 71 – 2 (33 + x) = 27 b) 2(x- 51) = 2.23 + 20
c) 200 – (2x + 6) = 43 d) 4(3x + 19) = 400
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Toán Lớp 6: Tìm số nguyên x thỏa mãn:
a) 71 – 2 (33 + x) = 27 b) 2(x- 51) = 2.23 + 20
c) 200 – (2x + 6) = 43 d) 4(3x + 19) = 400
Comments ( 2 )
c, 200 – (2x + 6 ) = 43