142-5x=6x+21

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Solution for 142-5x=6x+21 equation:


Simplifying
142 + -5x = 6x + 21

Reorder the terms:
142 + -5x = 21 + 6x

Solving
142 + -5x = 21 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
142 + -5x + -6x = 21 + 6x + -6x

Combine like terms: -5x + -6x = -11x
142 + -11x = 21 + 6x + -6x

Combine like terms: 6x + -6x = 0
142 + -11x = 21 + 0
142 + -11x = 21

Add '-142' to each side of the equation.
142 + -142 + -11x = 21 + -142

Combine like terms: 142 + -142 = 0
0 + -11x = 21 + -142
-11x = 21 + -142

Combine like terms: 21 + -142 = -121
-11x = -121

Divide each side by '-11'.
x = 11

Simplifying
x = 11

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