Решите уравнение 21.851-x•7=16.188

Question

Решите уравнение 21.851-x•7=16.188

Answer 1

21.851-x•7=16.188
x•7 = 21.851 - 16.188
x•7 = 5.663
х = 5.663 : 7
х = 0.809

21.851 - 0.809 • 7 = 16.188

Answer 2

21,851-7х=16,188
7x=21,851-16,188
7x=5,663
X=5,663:7
X=0,809