2x+5+4=8

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Solution for 2x+5+4=8 equation: 


Simplifying
2x + 5 + 4 = 8

Reorder the terms:
5 + 4 + 2x = 8

Combine like terms: 5 + 4 = 9
9 + 2x = 8

Solving
9 + 2x = 8

Solving for variable 'x'.

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

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

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

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

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

Simplifying
x = -0.5

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