5×х=125+325,x×7=240+250.уравнения

Question

5×х=125+325,x×7=240+250.уравнения

Answer 1

1)5×х=125+325; 5х=450; х=450:5; х=90; //// 2)x×7=240+250; 7х=490; х=490:7; х=70