3x+39=4x-1

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Solution for 3x+39=4x-1 equation:


Simplifying
3x + 39 = 4x + -1

Reorder the terms:
39 + 3x = 4x + -1

Reorder the terms:
39 + 3x = -1 + 4x

Solving
39 + 3x = -1 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
39 + 3x + -4x = -1 + 4x + -4x

Combine like terms: 3x + -4x = -1x
39 + -1x = -1 + 4x + -4x

Combine like terms: 4x + -4x = 0
39 + -1x = -1 + 0
39 + -1x = -1

Add '-39' to each side of the equation.
39 + -39 + -1x = -1 + -39

Combine like terms: 39 + -39 = 0
0 + -1x = -1 + -39
-1x = -1 + -39

Combine like terms: -1 + -39 = -40
-1x = -40

Divide each side by '-1'.
x = 40

Simplifying
x = 40

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