-7-3=-9+x

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Solution for -7-3=-9+x equation: 


Simplifying
-7 + -3 = -9 + x

Combine like terms: -7 + -3 = -10
-10 = -9 + x

Solving
-10 = -9 + x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
-10 + -1x = -9 + x + -1x

Combine like terms: x + -1x = 0
-10 + -1x = -9 + 0
-10 + -1x = -9

Add '10' to each side of the equation.
-10 + 10 + -1x = -9 + 10

Combine like terms: -10 + 10 = 0
0 + -1x = -9 + 10
-1x = -9 + 10

Combine like terms: -9 + 10 = 1
-1x = 1

Divide each side by '-1'.
x = -1

Simplifying
x = -1

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