9x-4-5x=7

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Solution for 9x-4-5x=7 equation: 


Simplifying
9x + -4 + -5x = 7

Reorder the terms:
-4 + 9x + -5x = 7

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

Solving
-4 + 4x = 7

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 4x = 7 + 4

Combine like terms: -4 + 4 = 0
0 + 4x = 7 + 4
4x = 7 + 4

Combine like terms: 7 + 4 = 11
4x = 11

Divide each side by '4'.
x = 2.75

Simplifying
x = 2.75

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