7x+31=x+55

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Solution for 7x+31=x+55 equation:


Simplifying
7x + 31 = x + 55

Reorder the terms:
31 + 7x = x + 55

Reorder the terms:
31 + 7x = 55 + x

Solving
31 + 7x = 55 + 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.
31 + 7x + -1x = 55 + x + -1x

Combine like terms: 7x + -1x = 6x
31 + 6x = 55 + x + -1x

Combine like terms: x + -1x = 0
31 + 6x = 55 + 0
31 + 6x = 55

Add '-31' to each side of the equation.
31 + -31 + 6x = 55 + -31

Combine like terms: 31 + -31 = 0
0 + 6x = 55 + -31
6x = 55 + -31

Combine like terms: 55 + -31 = 24
6x = 24

Divide each side by '6'.
x = 4

Simplifying
x = 4

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