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nurakhunovazamira889
@nurakhunovazamira889
July 2022
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Срочнопж Сор
решить уравнение -3(6х+8)-4(5х-6)=-20
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kaa8
Раскрываем скобки
1) -3*6x-3*8-4*5x+4*6=-20
-18x-24-20x+24=-20
-18x-20x=-20+24
-38x=4
X=-38:4
X=-9,5
2 votes
Thanks 1
nurakhunovazamira889
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Answers & Comments
1) -3*6x-3*8-4*5x+4*6=-20
-18x-24-20x+24=-20
-18x-20x=-20+24
-38x=4
X=-38:4
X=-9,5