Срочно!!!!!!!!!!!!!!!!! 4,7х+5,3x-5,6 при х=5,467

Question

Срочно!!!!!!!!!!!!!!!!! 4,7х+5,3x-5,6 при х=5,467

Answer 1

4,7*5,467+5,3*5,467-5,6=25,6949+28,9751-5,6=54,67-5,6=49,07

Answer 2

х=5,467
4,7х+5,3x-5,6=10x-5,6=10*5,467-5,6=54,67-5,6=49,07