7x-(9-4x)=9

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Solution for 7x-(9-4x)=9 equation:


Simplifying
7x + -1(9 + -4x) = 9
7x + (9 * -1 + -4x * -1) = 9
7x + (-9 + 4x) = 9

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

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

Solving
-9 + 11x = 9

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 + 11x = 9 + 9

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

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

Divide each side by '11'.
x = 1.636363636

Simplifying
x = 1.636363636

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