2.5=(x-21)

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Solution for 2.5=(x-21) equation: 


Simplifying
2.5 = (x + -21)

Reorder the terms:
2.5 = (-21 + x)

Remove parenthesis around (-21 + x)
2.5 = -21 + x

Solving
2.5 = -21 + 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.
2.5 + -1x = -21 + x + -1x

Combine like terms: x + -1x = 0
2.5 + -1x = -21 + 0
2.5 + -1x = -21

Add '-2.5' to each side of the equation.
2.5 + -2.5 + -1x = -21 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + -1x = -21 + -2.5
-1x = -21 + -2.5

Combine like terms: -21 + -2.5 = -23.5
-1x = -23.5

Divide each side by '-1'.
x = 23.5

Simplifying
x = 23.5

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