2x+8=4x+9

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Solution for 2x+8=4x+9 equation:


Simplifying
2x + 8 = 4x + 9

Reorder the terms:
8 + 2x = 4x + 9

Reorder the terms:
8 + 2x = 9 + 4x

Solving
8 + 2x = 9 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
8 + 2x + -4x = 9 + 4x + -4x

Combine like terms: 2x + -4x = -2x
8 + -2x = 9 + 4x + -4x

Combine like terms: 4x + -4x = 0
8 + -2x = 9 + 0
8 + -2x = 9

Add '-8' to each side of the equation.
8 + -8 + -2x = 9 + -8

Combine like terms: 8 + -8 = 0
0 + -2x = 9 + -8
-2x = 9 + -8

Combine like terms: 9 + -8 = 1
-2x = 1

Divide each side by '-2'.
x = -0.5

Simplifying
x = -0.5

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