7+-3=9x+18

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Solution for 7+-3=9x+18 equation: 


Simplifying
7 + -3 = 9x + 18

Combine like terms: 7 + -3 = 4
4 = 9x + 18

Reorder the terms:
4 = 18 + 9x

Solving
4 = 18 + 9x

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.
4 + -9x = 18 + 9x + -9x

Combine like terms: 9x + -9x = 0
4 + -9x = 18 + 0
4 + -9x = 18

Add '-4' to each side of the equation.
4 + -4 + -9x = 18 + -4

Combine like terms: 4 + -4 = 0
0 + -9x = 18 + -4
-9x = 18 + -4

Combine like terms: 18 + -4 = 14
-9x = 14

Divide each side by '-9'.
x = -1.555555556

Simplifying
x = -1.555555556

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