142-9x+20=7x-6

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Solution for 142-9x+20=7x-6 equation:


Simplifying
142 + -9x + 20 = 7x + -6

Reorder the terms:
142 + 20 + -9x = 7x + -6

Combine like terms: 142 + 20 = 162
162 + -9x = 7x + -6

Reorder the terms:
162 + -9x = -6 + 7x

Solving
162 + -9x = -6 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
162 + -9x + -7x = -6 + 7x + -7x

Combine like terms: -9x + -7x = -16x
162 + -16x = -6 + 7x + -7x

Combine like terms: 7x + -7x = 0
162 + -16x = -6 + 0
162 + -16x = -6

Add '-162' to each side of the equation.
162 + -162 + -16x = -6 + -162

Combine like terms: 162 + -162 = 0
0 + -16x = -6 + -162
-16x = -6 + -162

Combine like terms: -6 + -162 = -168
-16x = -168

Divide each side by '-16'.
x = 10.5

Simplifying
x = 10.5

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