2x+30=3+8x-9

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Solution for 2x+30=3+8x-9 equation:


Simplifying
2x + 30 = 3 + 8x + -9

Reorder the terms:
30 + 2x = 3 + 8x + -9

Reorder the terms:
30 + 2x = 3 + -9 + 8x

Combine like terms: 3 + -9 = -6
30 + 2x = -6 + 8x

Solving
30 + 2x = -6 + 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.
30 + 2x + -8x = -6 + 8x + -8x

Combine like terms: 2x + -8x = -6x
30 + -6x = -6 + 8x + -8x

Combine like terms: 8x + -8x = 0
30 + -6x = -6 + 0
30 + -6x = -6

Add '-30' to each side of the equation.
30 + -30 + -6x = -6 + -30

Combine like terms: 30 + -30 = 0
0 + -6x = -6 + -30
-6x = -6 + -30

Combine like terms: -6 + -30 = -36
-6x = -36

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

Simplifying
x = 6

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