5(4x-4)-9=-31

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Solution for 5(4x-4)-9=-31 equation:


Simplifying
5(4x + -4) + -9 = -31

Reorder the terms:
5(-4 + 4x) + -9 = -31
(-4 * 5 + 4x * 5) + -9 = -31
(-20 + 20x) + -9 = -31

Reorder the terms:
-20 + -9 + 20x = -31

Combine like terms: -20 + -9 = -29
-29 + 20x = -31

Solving
-29 + 20x = -31

Solving for variable 'x'.

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

Add '29' to each side of the equation.
-29 + 29 + 20x = -31 + 29

Combine like terms: -29 + 29 = 0
0 + 20x = -31 + 29
20x = -31 + 29

Combine like terms: -31 + 29 = -2
20x = -2

Divide each side by '20'.
x = -0.1

Simplifying
x = -0.1

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