Question

Решите уравнение.4.58х+2.42х=7.14 199.29х-119.29х=72 

Answer 1

4.58x+2.42x=7.14

7x=7.14

x=7.14:7

x=1.02

 

 

199.29x-119.29x=72

80x=72

x=72:80

x=0.9