7x-55=4x-13

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Solution for 7x-55=4x-13 equation:


Simplifying
7x + -55 = 4x + -13

Reorder the terms:
-55 + 7x = 4x + -13

Reorder the terms:
-55 + 7x = -13 + 4x

Solving
-55 + 7x = -13 + 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.
-55 + 7x + -4x = -13 + 4x + -4x

Combine like terms: 7x + -4x = 3x
-55 + 3x = -13 + 4x + -4x

Combine like terms: 4x + -4x = 0
-55 + 3x = -13 + 0
-55 + 3x = -13

Add '55' to each side of the equation.
-55 + 55 + 3x = -13 + 55

Combine like terms: -55 + 55 = 0
0 + 3x = -13 + 55
3x = -13 + 55

Combine like terms: -13 + 55 = 42
3x = 42

Divide each side by '3'.
x = 14

Simplifying
x = 14

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