10b + 771.04m = 1745.4

问题描述:

10b + 771.04m = 1745.4
771.04b + 56048.4m= 135169.22
求:m ,b

10b+771.04m=1745.410b=1745.4-771.04mb=1745.4-771.04m/10b=174.54-77.104m771.04b + 56048.4m= 135169.22771.04*(174.54-77.104m)+56048.4m= 135169.22134577.3216-59450.26816m+56048.4m= 135169.22-3401.86816m=...