-4(-4x+5)=-5x+9

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Solution for -4(-4x+5)=-5x+9 equation:


Simplifying
-4(-4x + 5) = -5x + 9

Reorder the terms:
-4(5 + -4x) = -5x + 9
(5 * -4 + -4x * -4) = -5x + 9
(-20 + 16x) = -5x + 9

Reorder the terms:
-20 + 16x = 9 + -5x

Solving
-20 + 16x = 9 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
-20 + 16x + 5x = 9 + -5x + 5x

Combine like terms: 16x + 5x = 21x
-20 + 21x = 9 + -5x + 5x

Combine like terms: -5x + 5x = 0
-20 + 21x = 9 + 0
-20 + 21x = 9

Add '20' to each side of the equation.
-20 + 20 + 21x = 9 + 20

Combine like terms: -20 + 20 = 0
0 + 21x = 9 + 20
21x = 9 + 20

Combine like terms: 9 + 20 = 29
21x = 29

Divide each side by '21'.
x = 1.380952381

Simplifying
x = 1.380952381

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