-4(4-4x)-5(5x+5)=-1

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Solution for -4(4-4x)-5(5x+5)=-1 equation:


Simplifying
-4(4 + -4x) + -5(5x + 5) = -1
(4 * -4 + -4x * -4) + -5(5x + 5) = -1
(-16 + 16x) + -5(5x + 5) = -1

Reorder the terms:
-16 + 16x + -5(5 + 5x) = -1
-16 + 16x + (5 * -5 + 5x * -5) = -1
-16 + 16x + (-25 + -25x) = -1

Reorder the terms:
-16 + -25 + 16x + -25x = -1

Combine like terms: -16 + -25 = -41
-41 + 16x + -25x = -1

Combine like terms: 16x + -25x = -9x
-41 + -9x = -1

Solving
-41 + -9x = -1

Solving for variable 'x'.

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

Add '41' to each side of the equation.
-41 + 41 + -9x = -1 + 41

Combine like terms: -41 + 41 = 0
0 + -9x = -1 + 41
-9x = -1 + 41

Combine like terms: -1 + 41 = 40
-9x = 40

Divide each side by '-9'.
x = -4.444444444

Simplifying
x = -4.444444444

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