(m%+8%)÷(1-8%)=(m+10)%
(m%+8%)÷92%=m%+10%
方程两边同乘以92%(即0.92) 得:
m%+8%=0.92m%+9.2%
两边同乘以100得:
m+8=0.92m+9.2
移项得:
m-0.92m=9.2 - 8
0.08m=1.2
m=15
(m%+8%)÷(1-8%)=(m+10)%
(m%+8%)÷92%=m%+10%
方程两边同乘以92%(即0.92) 得:
m%+8%=0.92m%+9.2%
两边同乘以100得:
m+8=0.92m+9.2
移项得:
m-0.92m=9.2 - 8
0.08m=1.2
m=15