2x+42=9x-16

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Solution for 2x+42=9x-16 equation:


Simplifying
2x + 42 = 9x + -16

Reorder the terms:
42 + 2x = 9x + -16

Reorder the terms:
42 + 2x = -16 + 9x

Solving
42 + 2x = -16 + 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 + 2x + -9x = -16 + 9x + -9x

Combine like terms: 2x + -9x = -7x
42 + -7x = -16 + 9x + -9x

Combine like terms: 9x + -9x = 0
42 + -7x = -16 + 0
42 + -7x = -16

Add '-42' to each side of the equation.
42 + -42 + -7x = -16 + -42

Combine like terms: 42 + -42 = 0
0 + -7x = -16 + -42
-7x = -16 + -42

Combine like terms: -16 + -42 = -58
-7x = -58

Divide each side by '-7'.
x = 8.285714286

Simplifying
x = 8.285714286

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