7x+23=2x+128

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Solution for 7x+23=2x+128 equation:


Simplifying
7x + 23 = 2x + 128

Reorder the terms:
23 + 7x = 2x + 128

Reorder the terms:
23 + 7x = 128 + 2x

Solving
23 + 7x = 128 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
23 + 7x + -2x = 128 + 2x + -2x

Combine like terms: 7x + -2x = 5x
23 + 5x = 128 + 2x + -2x

Combine like terms: 2x + -2x = 0
23 + 5x = 128 + 0
23 + 5x = 128

Add '-23' to each side of the equation.
23 + -23 + 5x = 128 + -23

Combine like terms: 23 + -23 = 0
0 + 5x = 128 + -23
5x = 128 + -23

Combine like terms: 128 + -23 = 105
5x = 105

Divide each side by '5'.
x = 21

Simplifying
x = 21

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