7x-9-2x=11

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Solution for 7x-9-2x=11 equation:


Simplifying
7x + -9 + -2x = 11

Reorder the terms:
-9 + 7x + -2x = 11

Combine like terms: 7x + -2x = 5x
-9 + 5x = 11

Solving
-9 + 5x = 11

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 + 5x = 11 + 9

Combine like terms: -9 + 9 = 0
0 + 5x = 11 + 9
5x = 11 + 9

Combine like terms: 11 + 9 = 20
5x = 20

Divide each side by '5'.
x = 4

Simplifying
x = 4

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