9x+42=4x+13

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Solution for 9x+42=4x+13 equation:


Simplifying
9x + 42 = 4x + 13

Reorder the terms:
42 + 9x = 4x + 13

Reorder the terms:
42 + 9x = 13 + 4x

Solving
42 + 9x = 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.
42 + 9x + -4x = 13 + 4x + -4x

Combine like terms: 9x + -4x = 5x
42 + 5x = 13 + 4x + -4x

Combine like terms: 4x + -4x = 0
42 + 5x = 13 + 0
42 + 5x = 13

Add '-42' to each side of the equation.
42 + -42 + 5x = 13 + -42

Combine like terms: 42 + -42 = 0
0 + 5x = 13 + -42
5x = 13 + -42

Combine like terms: 13 + -42 = -29
5x = -29

Divide each side by '5'.
x = -5.8

Simplifying
x = -5.8

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