7X-(3+2x)=X+9

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Solution for 7X-(3+2x)=X+9 equation: 


Simplifying
7X + -1(3 + 2x) = X + 9
7X + (3 * -1 + 2x * -1) = X + 9
7X + (-3 + -2x) = X + 9

Reorder the terms:
-3 + 7X + -2x = X + 9

Reorder the terms:
-3 + 7X + -2x = 9 + X

Solving
-3 + 7X + -2x = 9 + X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
-3 + 7X + -1X + -2x = 9 + X + -1X

Combine like terms: 7X + -1X = 6X
-3 + 6X + -2x = 9 + X + -1X

Combine like terms: X + -1X = 0
-3 + 6X + -2x = 9 + 0
-3 + 6X + -2x = 9

Add '3' to each side of the equation.
-3 + 6X + 3 + -2x = 9 + 3

Reorder the terms:
-3 + 3 + 6X + -2x = 9 + 3

Combine like terms: -3 + 3 = 0
0 + 6X + -2x = 9 + 3
6X + -2x = 9 + 3

Combine like terms: 9 + 3 = 12
6X + -2x = 12

Add '2x' to each side of the equation.
6X + -2x + 2x = 12 + 2x

Combine like terms: -2x + 2x = 0
6X + 0 = 12 + 2x
6X = 12 + 2x

Divide each side by '6'.
X = 2 + 0.3333333333x

Simplifying
X = 2 + 0.3333333333x

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