Ответ:
1. а)4.7−х=3.2−х+4.7=3.2х=1,5
4.7−(6.1−у)=3.2у−1.4=3.2у=4.6б)64.3+у=50.8у+64,3=50.8у=−13.564.3+(13.5+х)=50.8х+77.8=50.8х=-270.2+−0.02(0.002+0.0002х)=0.6х−490=3х+30х=−260
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Ответ:
Ответ:
1. а)4.7−х=3.2−х+4.7=3.2
х=1,5
4.7−(6.1−у)=3.2у−1.4=3.2
у=4.6
б)64.3+у=50.8у+64,3=50.8
у=−13.5
64.3+(13.5+х)=50.8х+77.8=50.8
х=-27
0.2+−0.02(0.002+0.0002х)=0.6х−490=3х+30
х=−260