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BARTAGA
@BARTAGA
July 2022
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Решите уравнения :
1) 2x+3/3 + 4x-3/3 = 1;
2)2x+1/5 + 3x+1/7 = 2;
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da20su03
1)на 3
2x+3+4x-3=3
6x=3
x=0,5
2)домножим на 35 и получим
7(2x+1)+5(3x+1)=2
14x+7 +15x+5 =70
29x=58
x=2
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Answers & Comments
2x+3+4x-3=3
6x=3
x=0,5
2)домножим на 35 и получим
7(2x+1)+5(3x+1)=2
14x+7 +15x+5 =70
29x=58
x=2