Реши уравнение. 423x+12=9

Question

Реши уравнение. 423x+12=9

Comments

243х=9-12; 243х=-3; х=-1/81

Answer 1

423x+12=9;
423x=-3;
x=

Answer 2

423х+12=9
423х=9-12
423х=-3
х=-3:423
х=-(3/423)
х=-(1/141)