3-2x-3=(-21)

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Solution for 3-2x-3=(-21) equation: 


Simplifying
3 + -2x + -3 = (-21)

Reorder the terms:
3 + -3 + -2x = (-21)

Combine like terms: 3 + -3 = 0
0 + -2x = (-21)
-2x = (-21)
-2x = -21

Solving
-2x = -21

Solving for variable 'x'.

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

Divide each side by '-2'.
x = 10.5

Simplifying
x = 10.5

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