Question

Тоже с решением.................

Answer 1

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