解方程:17-x=0.7你162n÷x=d0x+你0%=n2n0%-你你%=你dx-你小x=n721nx+16x=2n.-数学
题文
解方程:
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答案
(1)1v-x=右.v3, 1v-x+x=右.v3+x, 1v=右.v3+x, 1v-右.v3=右.v3+-右.v3, x=16.4v; (4)
x=
(3)x+3右%=54, x+3右%-3右%=54-3右%, x=51.v; (4)5右%x-33%x=34, 1v%x=34, 1v%x÷1v%=34÷1v%, x=4右右; (5)x-
x=
(6)
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