10(7.25*5.50)=105.50

Solution for 10(7.25*5.50)=105.50 equation:

10(7.25*5.50)=105.50

We simplify the equation to the form, which is simple to understand 
10(7.25*5.50)=105.50

Simplifying:
10*(+39.875)=105.50

Reorder the terms in parentheses
+(+398.75)=105.50

Remove unnecessary parentheses
+398.75=+105.50

We move all terms containing  to the left and all other terms to the right. 
0=+105.5-398.75

We simplify left and right side of the equation. 
0=-293.25

0=-293.25

The left and right sides are not equal, therefore there is no solution. This equation is invalid.