9=8-4x

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Solution for 9=8-4x equation:


Simplifying
9 = 8 + -4x

Solving
9 = 8 + -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.
9 + 4x = 8 + -4x + 4x

Combine like terms: -4x + 4x = 0
9 + 4x = 8 + 0
9 + 4x = 8

Add '-9' to each side of the equation.
9 + -9 + 4x = 8 + -9

Combine like terms: 9 + -9 = 0
0 + 4x = 8 + -9
4x = 8 + -9

Combine like terms: 8 + -9 = -1
4x = -1

Divide each side by '4'.
x = -0.25

Simplifying
x = -0.25

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