3-x=5x+45

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Solution for 3-x=5x+45 equation:


Simplifying
3 + -1x = 5x + 45

Reorder the terms:
3 + -1x = 45 + 5x

Solving
3 + -1x = 45 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
3 + -1x + -5x = 45 + 5x + -5x

Combine like terms: -1x + -5x = -6x
3 + -6x = 45 + 5x + -5x

Combine like terms: 5x + -5x = 0
3 + -6x = 45 + 0
3 + -6x = 45

Add '-3' to each side of the equation.
3 + -3 + -6x = 45 + -3

Combine like terms: 3 + -3 = 0
0 + -6x = 45 + -3
-6x = 45 + -3

Combine like terms: 45 + -3 = 42
-6x = 42

Divide each side by '-6'.
x = -7

Simplifying
x = -7

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