2x+9+7x-45=54

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Solution for 2x+9+7x-45=54 equation: 


Simplifying
2x + 9 + 7x + -45 = 54

Reorder the terms:
9 + -45 + 2x + 7x = 54

Combine like terms: 9 + -45 = -36
-36 + 2x + 7x = 54

Combine like terms: 2x + 7x = 9x
-36 + 9x = 54

Solving
-36 + 9x = 54

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 9x = 54 + 36

Combine like terms: -36 + 36 = 0
0 + 9x = 54 + 36
9x = 54 + 36

Combine like terms: 54 + 36 = 90
9x = 90

Divide each side by '9'.
x = 10

Simplifying
x = 10

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