-7x-21=-133

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Solution for -7x-21=-133 equation: 


Simplifying
-7x + -21 = -133

Reorder the terms:
-21 + -7x = -133

Solving
-21 + -7x = -133

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + -7x = -133 + 21

Combine like terms: -21 + 21 = 0
0 + -7x = -133 + 21
-7x = -133 + 21

Combine like terms: -133 + 21 = -112
-7x = -112

Divide each side by '-7'.
x = 16

Simplifying
x = 16

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