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YuliaMay25
@YuliaMay25
July 2022
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Решите пожалуйста заданияч по матем)
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jekadva
5x+8/9 +x =7x+10/6
5/9x+8/9+x=7/6x+10/6
5/9x+x-7/6x=10/6-8/9
7/18x=14/18
x=14/18*18/7
x=2
======================
2*(2-3x)/5+1=3-4x/3
4-6x/5 +1=3-4x/3
4/5-6/5x+1=1-4/3x
-6/5x+4/3x=1-1-4/5
2/15x=-4/5
x=-4/5:2/15
x=-4/5*15/2
x=-6
================
3 votes
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YuliaMay25
спасибо большое!
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Answers & Comments
5/9x+8/9+x=7/6x+10/6
5/9x+x-7/6x=10/6-8/9
7/18x=14/18
x=14/18*18/7
x=2
======================
2*(2-3x)/5+1=3-4x/3
4-6x/5 +1=3-4x/3
4/5-6/5x+1=1-4/3x
-6/5x+4/3x=1-1-4/5
2/15x=-4/5
x=-4/5:2/15
x=-4/5*15/2
x=-6
================