Question

求求了,一定要准确,要把方程列出来喔!

Answer 1

x-0.23x=1.54

（1-0.23）x= 1.54

0.77x =1.54

0.77÷0.77=1.54÷0.77

x= 2

2（x-5.4）=82.6

2（x-5.4）÷2 =82.6÷2

x-5.4 =41.3

x-5.4+5.4=41.3+5.4

x=46.7

（x-6）÷4=2.5

（x-6）÷4×4=2.5×4

x-6=10

x-6+6=10+6

x=16