28+x=7-21x

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Solution for 28+x=7-21x equation:


Simplifying
28 + x = 7 + -21x

Solving
28 + x = 7 + -21x

Solving for variable 'x'.

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

Add '21x' to each side of the equation.
28 + x + 21x = 7 + -21x + 21x

Combine like terms: x + 21x = 22x
28 + 22x = 7 + -21x + 21x

Combine like terms: -21x + 21x = 0
28 + 22x = 7 + 0
28 + 22x = 7

Add '-28' to each side of the equation.
28 + -28 + 22x = 7 + -28

Combine like terms: 28 + -28 = 0
0 + 22x = 7 + -28
22x = 7 + -28

Combine like terms: 7 + -28 = -21
22x = -21

Divide each side by '22'.
x = -0.9545454545

Simplifying
x = -0.9545454545

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