13-7x=103-4x

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Solution for 13-7x=103-4x equation:


Simplifying
13 + -7x = 103 + -4x

Solving
13 + -7x = 103 + -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.
13 + -7x + 4x = 103 + -4x + 4x

Combine like terms: -7x + 4x = -3x
13 + -3x = 103 + -4x + 4x

Combine like terms: -4x + 4x = 0
13 + -3x = 103 + 0
13 + -3x = 103

Add '-13' to each side of the equation.
13 + -13 + -3x = 103 + -13

Combine like terms: 13 + -13 = 0
0 + -3x = 103 + -13
-3x = 103 + -13

Combine like terms: 103 + -13 = 90
-3x = 90

Divide each side by '-3'.
x = -30

Simplifying
x = -30

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