9-4(2x-4)=45

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Solution for 9-4(2x-4)=45 equation: 


Simplifying
9 + -4(2x + -4) = 45

Reorder the terms:
9 + -4(-4 + 2x) = 45
9 + (-4 * -4 + 2x * -4) = 45
9 + (16 + -8x) = 45

Combine like terms: 9 + 16 = 25
25 + -8x = 45

Solving
25 + -8x = 45

Solving for variable 'x'.

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

Add '-25' to each side of the equation.
25 + -25 + -8x = 45 + -25

Combine like terms: 25 + -25 = 0
0 + -8x = 45 + -25
-8x = 45 + -25

Combine like terms: 45 + -25 = 20
-8x = 20

Divide each side by '-8'.
x = -2.5

Simplifying
x = -2.5

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