2x-13=-21

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Solution for 2x-13=-21 equation: 


Simplifying
2x + -13 = -21

Reorder the terms:
-13 + 2x = -21

Solving
-13 + 2x = -21

Solving for variable 'x'.

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

Add '13' to each side of the equation.
-13 + 13 + 2x = -21 + 13

Combine like terms: -13 + 13 = 0
0 + 2x = -21 + 13
2x = -21 + 13

Combine like terms: -21 + 13 = -8
2x = -8

Divide each side by '2'.
x = -4

Simplifying
x = -4

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