5x+12x-14=7x+15x+21

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Solution for 5x+12x-14=7x+15x+21 equation:


Simplifying
5x + 12x + -14 = 7x + 15x + 21

Reorder the terms:
-14 + 5x + 12x = 7x + 15x + 21

Combine like terms: 5x + 12x = 17x
-14 + 17x = 7x + 15x + 21

Reorder the terms:
-14 + 17x = 21 + 7x + 15x

Combine like terms: 7x + 15x = 22x
-14 + 17x = 21 + 22x

Solving
-14 + 17x = 21 + 22x

Solving for variable 'x'.

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

Add '-22x' to each side of the equation.
-14 + 17x + -22x = 21 + 22x + -22x

Combine like terms: 17x + -22x = -5x
-14 + -5x = 21 + 22x + -22x

Combine like terms: 22x + -22x = 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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