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

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


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

Combine like terms: -5x + 5x = 0
-4 + 1x = 5 + 0
-4 + 1x = 5

Add '4' to each side of the equation.
-4 + 4 + 1x = 5 + 4

Combine like terms: -4 + 4 = 0
0 + 1x = 5 + 4
1x = 5 + 4

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

Divide each side by '1'.
x = 9

Simplifying
x = 9

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