求下列方程的解.x-0.75=344+0.9x=11223x-12x=19x12

题型:解答题

问题:

求下列方程的解.
x-0.75=
3
4

4+0.9x=112
2
3
x-
1
2
x=
1
9
x
12
=30%
考点:解方程
题型:解答题

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