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

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


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

Solving
4 + -4x = 5 + 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.
4 + -4x + -5x = 5 + 5x + -5x

Combine like terms: -4x + -5x = -9x
4 + -9x = 5 + 5x + -5x

Combine like terms: 5x + -5x = 0
4 + -9x = 5 + 0
4 + -9x = 5

Add '-4' to each side of the equation.
4 + -4 + -9x = 5 + -4

Combine like terms: 4 + -4 = 0
0 + -9x = 5 + -4
-9x = 5 + -4

Combine like terms: 5 + -4 = 1
-9x = 1

Divide each side by '-9'.
x = -0.1111111111

Simplifying
x = -0.1111111111

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