7x+27=9x-7

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Solution for 7x+27=9x-7 equation:


Simplifying
7x + 27 = 9x + -7

Reorder the terms:
27 + 7x = 9x + -7

Reorder the terms:
27 + 7x = -7 + 9x

Solving
27 + 7x = -7 + 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.
27 + 7x + -9x = -7 + 9x + -9x

Combine like terms: 7x + -9x = -2x
27 + -2x = -7 + 9x + -9x

Combine like terms: 9x + -9x = 0
27 + -2x = -7 + 0
27 + -2x = -7

Add '-27' to each side of the equation.
27 + -27 + -2x = -7 + -27

Combine like terms: 27 + -27 = 0
0 + -2x = -7 + -27
-2x = -7 + -27

Combine like terms: -7 + -27 = -34
-2x = -34

Divide each side by '-2'.
x = 17

Simplifying
x = 17

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