28=-4x+20

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Solution for 28=-4x+20 equation:


Simplifying
28 = -4x + 20

Reorder the terms:
28 = 20 + -4x

Solving
28 = 20 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
28 + 4x = 20 + -4x + 4x

Combine like terms: -4x + 4x = 0
28 + 4x = 20 + 0
28 + 4x = 20

Add '-28' to each side of the equation.
28 + -28 + 4x = 20 + -28

Combine like terms: 28 + -28 = 0
0 + 4x = 20 + -28
4x = 20 + -28

Combine like terms: 20 + -28 = -8
4x = -8

Divide each side by '4'.
x = -2

Simplifying
x = -2

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