7(X+7)=9X+9-2x+40

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Solution for 7(X+7)=9X+9-2x+40 equation: 


Simplifying
7(X + 7) = 9X + 9 + -2x + 40

Reorder the terms:
7(7 + X) = 9X + 9 + -2x + 40
(7 * 7 + X * 7) = 9X + 9 + -2x + 40
(49 + 7X) = 9X + 9 + -2x + 40

Reorder the terms:
49 + 7X = 9 + 40 + 9X + -2x

Combine like terms: 9 + 40 = 49
49 + 7X = 49 + 9X + -2x

Add '-49' to each side of the equation.
49 + -49 + 7X = 49 + 9X + -49 + -2x

Combine like terms: 49 + -49 = 0
0 + 7X = 49 + 9X + -49 + -2x
7X = 49 + 9X + -49 + -2x

Reorder the terms:
7X = 49 + -49 + 9X + -2x

Combine like terms: 49 + -49 = 0
7X = 0 + 9X + -2x
7X = 9X + -2x

Solving
7X = 9X + -2x

Solving for variable 'X'.

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

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

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

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

Divide each side by '-2'.
X = x

Simplifying
X = x

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