Question

1)34+(x-13,6)=74,8; 2)18*(x-22,4)=59,4

Answer 1

1.34+(x-13.6)=74,8
34x-13.6=74.8
34x=74.8:13.6
34x=5.5
x=5.5:34
x=0:16

2)18*(x-22.4)=59.4
18x-22.4=59.4
18x=59.4:22.4
18x=2.6
x=2.6:18
x=0.14