7.6*2+x=32
15.2+x=32
15.2+x-15.2=32-15.2
x=16.8
88.4/x=22.1
x=88.4/22.1
x=4
29.2-x=4.7
29.2-x-29.2=4.7-29.2
-x=-24.5
x=24.5