Question

Решите уравнение рациональным способом

Answer 1

1.63(9.2-х)=0.5*16.3
14.996-1.63х=8.15
-1.63х=8.15-14.996
-1.63х=-6.846
х=-6.846:(-1.63)
х=4.2

0.952(6.3+х)=0.1*95.2
5.9976+0.952х=9.52
0.952х=9.52-5.9976
0.952х=3.5224
х=3.5224:0.952
х=3.7