121-7x=9x+23

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Solution for 121-7x=9x+23 equation:


Simplifying
121 + -7x = 9x + 23

Reorder the terms:
121 + -7x = 23 + 9x

Solving
121 + -7x = 23 + 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.
121 + -7x + -9x = 23 + 9x + -9x

Combine like terms: -7x + -9x = -16x
121 + -16x = 23 + 9x + -9x

Combine like terms: 9x + -9x = 0
121 + -16x = 23 + 0
121 + -16x = 23

Add '-121' to each side of the equation.
121 + -121 + -16x = 23 + -121

Combine like terms: 121 + -121 = 0
0 + -16x = 23 + -121
-16x = 23 + -121

Combine like terms: 23 + -121 = -98
-16x = -98

Divide each side by '-16'.
x = 6.125

Simplifying
x = 6.125

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