7+4x-9=9

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


Simplifying
7 + 4x + -9 = 9

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

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

Solving
-2 + 4x = 9

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 4x = 9 + 2

Combine like terms: -2 + 2 = 0
0 + 4x = 9 + 2
4x = 9 + 2

Combine like terms: 9 + 2 = 11
4x = 11

Divide each side by '4'.
x = 2.75

Simplifying
x = 2.75

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