Question

14х+9х+88=272 25х-16х+54=162 реши уравнения

Answer 1

1.14х+9х+88=272
23х+88=272
23х=272-88
23х=184
х=184:23
х=8
2.25х-16х+54=162
9х+54=162
9х=162-54
9х=108
х=108:9
х=12