4x+28-6x=128-7x

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Solution for 4x+28-6x=128-7x equation:


Simplifying
4x + 28 + -6x = 128 + -7x

Reorder the terms:
28 + 4x + -6x = 128 + -7x

Combine like terms: 4x + -6x = -2x
28 + -2x = 128 + -7x

Solving
28 + -2x = 128 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
28 + -2x + 7x = 128 + -7x + 7x

Combine like terms: -2x + 7x = 5x
28 + 5x = 128 + -7x + 7x

Combine like terms: -7x + 7x = 0
28 + 5x = 128 + 0
28 + 5x = 128

Add '-28' to each side of the equation.
28 + -28 + 5x = 128 + -28

Combine like terms: 28 + -28 = 0
0 + 5x = 128 + -28
5x = 128 + -28

Combine like terms: 128 + -28 = 100
5x = 100

Divide each side by '5'.
x = 20

Simplifying
x = 20

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