45x-21=-255

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Solution for 45x-21=-255 equation: 


Simplifying
45x + -21 = -255

Reorder the terms:
-21 + 45x = -255

Solving
-21 + 45x = -255

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 + 45x = -255 + 21

Combine like terms: -21 + 21 = 0
0 + 45x = -255 + 21
45x = -255 + 21

Combine like terms: -255 + 21 = -234
45x = -234

Divide each side by '45'.
x = -5.2

Simplifying
x = -5.2

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