4x+14=9x-21

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Solution for 4x+14=9x-21 equation:


Simplifying
4x + 14 = 9x + -21

Reorder the terms:
14 + 4x = 9x + -21

Reorder the terms:
14 + 4x = -21 + 9x

Solving
14 + 4x = -21 + 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.
14 + 4x + -9x = -21 + 9x + -9x

Combine like terms: 4x + -9x = -5x
14 + -5x = -21 + 9x + -9x

Combine like terms: 9x + -9x = 0
14 + -5x = -21 + 0
14 + -5x = -21

Add '-14' to each side of the equation.
14 + -14 + -5x = -21 + -14

Combine like terms: 14 + -14 = 0
0 + -5x = -21 + -14
-5x = -21 + -14

Combine like terms: -21 + -14 = -35
-5x = -35

Divide each side by '-5'.
x = 7

Simplifying
x = 7

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