5x+4x-7=11

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Solution for 5x+4x-7=11 equation: 


Simplifying
5x + 4x + -7 = 11

Reorder the terms:
-7 + 5x + 4x = 11

Combine like terms: 5x + 4x = 9x
-7 + 9x = 11

Solving
-7 + 9x = 11

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 9x = 11 + 7

Combine like terms: -7 + 7 = 0
0 + 9x = 11 + 7
9x = 11 + 7

Combine like terms: 11 + 7 = 18
9x = 18

Divide each side by '9'.
x = 2

Simplifying
x = 2

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