Ответ:
3.7(x-2.4)+2.3(x-6.8)=-7.9
6x-8.88-15.64=7.9
6x=16.62
X=2.77
9.78-1.2(x-13.8)=4.8(x-7.3)
9.78+16.56-1.2x=4.8x-35.04
6x=61.38
X=10.23
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Ответ:
3.7(x-2.4)+2.3(x-6.8)=-7.9
6x-8.88-15.64=7.9
6x=16.62
X=2.77
9.78-1.2(x-13.8)=4.8(x-7.3)
9.78+16.56-1.2x=4.8x-35.04
6x=61.38
X=10.23