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Натали2004абвг
@Натали2004абвг
August 2022
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Решить уравнение:
0,4(х-3)=0.5(4+х)-2,5
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Oniel
0,4(х-3)=0.5(4+х)-2,5
0.4x - 1.2 = 2 + 0.5x-2.5
0.4x-1.2 = - 0.5 + 0.5x
0.4x-0.5x = -0.5+1.2
-0.1x=0.7
x=-7
2 votes
Thanks 1
Натали2004абвг
Сябки
dvvru6
0,4×(x-3)=0,5×(4+x)-2,5
0,4x-1,2=2+0,5x-2,5
0,4x-0,5x=2-2,5+1,2
-0,1x=0,7
X=0,7÷(-0,1)
X=-7
0 votes
Thanks 0
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Answers & Comments
0.4x - 1.2 = 2 + 0.5x-2.5
0.4x-1.2 = - 0.5 + 0.5x
0.4x-0.5x = -0.5+1.2
-0.1x=0.7
x=-7
0,4x-1,2=2+0,5x-2,5
0,4x-0,5x=2-2,5+1,2
-0,1x=0,7
X=0,7÷(-0,1)
X=-7