9x-42=4x+43

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Solution for 9x-42=4x+43 equation:


Simplifying
9x + -42 = 4x + 43

Reorder the terms:
-42 + 9x = 4x + 43

Reorder the terms:
-42 + 9x = 43 + 4x

Solving
-42 + 9x = 43 + 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 = 43 + 4x + -4x

Combine like terms: 9x + -4x = 5x
-42 + 5x = 43 + 4x + -4x

Combine like terms: 4x + -4x = 0
-42 + 5x = 43 + 0
-42 + 5x = 43

Add '42' to each side of the equation.
-42 + 42 + 5x = 43 + 42

Combine like terms: -42 + 42 = 0
0 + 5x = 43 + 42
5x = 43 + 42

Combine like terms: 43 + 42 = 85
5x = 85

Divide each side by '5'.
x = 17

Simplifying
x = 17

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