4x-40=x+50

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Solution for 4x-40=x+50 equation:


Simplifying
4x + -40 = x + 50

Reorder the terms:
-40 + 4x = x + 50

Reorder the terms:
-40 + 4x = 50 + x

Solving
-40 + 4x = 50 + 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.
-40 + 4x + -1x = 50 + x + -1x

Combine like terms: 4x + -1x = 3x
-40 + 3x = 50 + x + -1x

Combine like terms: x + -1x = 0
-40 + 3x = 50 + 0
-40 + 3x = 50

Add '40' to each side of the equation.
-40 + 40 + 3x = 50 + 40

Combine like terms: -40 + 40 = 0
0 + 3x = 50 + 40
3x = 50 + 40

Combine like terms: 50 + 40 = 90
3x = 90

Divide each side by '3'.
x = 30

Simplifying
x = 30

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