(99+67)-(7+45)+(66+999)-(69+54)=

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Solution for (99+67)-(7+45)+(66+999)-(69+54)= equation:


(99+67)-(7+45)+(66+999)-(69+54)=0

We simplify the equation to the form, which is simple to understand 
(99+67)-(7+45)+(66+999)-(69+54)=0

Remove unnecessary parentheses
+166-(+52)+(+1065)-(+123)=0

Remove unnecessary parentheses
+166-52+(+1065)-(+123)=0

Remove unnecessary parentheses
+166-52+1065-(+123+)=0

Remove unnecessary parentheses
+166-52+1065-123=0

We move all terms containing  to the left and all other terms to the right. 
0=0-166+52-1065+123

We simplify left and right side of the equation. 
0=-1056

0=-1056

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

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