2x+7x-4=23

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Solution for 2x+7x-4=23 equation: 


Simplifying
2x + 7x + -4 = 23

Reorder the terms:
-4 + 2x + 7x = 23

Combine like terms: 2x + 7x = 9x
-4 + 9x = 23

Solving
-4 + 9x = 23

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 + 9x = 23 + 4

Combine like terms: -4 + 4 = 0
0 + 9x = 23 + 4
9x = 23 + 4

Combine like terms: 23 + 4 = 27
9x = 27

Divide each side by '9'.
x = 3

Simplifying
x = 3

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