2x+138=8x+90

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Solution for 2x+138=8x+90 equation:


Simplifying
2x + 138 = 8x + 90

Reorder the terms:
138 + 2x = 8x + 90

Reorder the terms:
138 + 2x = 90 + 8x

Solving
138 + 2x = 90 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
138 + 2x + -8x = 90 + 8x + -8x

Combine like terms: 2x + -8x = -6x
138 + -6x = 90 + 8x + -8x

Combine like terms: 8x + -8x = 0
138 + -6x = 90 + 0
138 + -6x = 90

Add '-138' to each side of the equation.
138 + -138 + -6x = 90 + -138

Combine like terms: 138 + -138 = 0
0 + -6x = 90 + -138
-6x = 90 + -138

Combine like terms: 90 + -138 = -48
-6x = -48

Divide each side by '-6'.
x = 8

Simplifying
x = 8

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