-42-7x=9x+23

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Solution for -42-7x=9x+23 equation:


Simplifying
-42 + -7x = 9x + 23

Reorder the terms:
-42 + -7x = 23 + 9x

Solving
-42 + -7x = 23 + 9x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-9x' to each side of the equation.
-42 + -7x + -9x = 23 + 9x + -9x

Combine like terms: -7x + -9x = -16x
-42 + -16x = 23 + 9x + -9x

Combine like terms: 9x + -9x = 0
-42 + -16x = 23 + 0
-42 + -16x = 23

Add '42' to each side of the equation.
-42 + 42 + -16x = 23 + 42

Combine like terms: -42 + 42 = 0
0 + -16x = 23 + 42
-16x = 23 + 42

Combine like terms: 23 + 42 = 65
-16x = 65

Divide each side by '-16'.
x = -4.0625

Simplifying
x = -4.0625

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