4x+5(x-8)=4(x-5)

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Solution for 4x+5(x-8)=4(x-5) equation:


Simplifying
4x + 5(x + -8) = 4(x + -5)

Reorder the terms:
4x + 5(-8 + x) = 4(x + -5)
4x + (-8 * 5 + x * 5) = 4(x + -5)
4x + (-40 + 5x) = 4(x + -5)

Reorder the terms:
-40 + 4x + 5x = 4(x + -5)

Combine like terms: 4x + 5x = 9x
-40 + 9x = 4(x + -5)

Reorder the terms:
-40 + 9x = 4(-5 + x)
-40 + 9x = (-5 * 4 + x * 4)
-40 + 9x = (-20 + 4x)

Solving
-40 + 9x = -20 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-40 + 9x + -4x = -20 + 4x + -4x

Combine like terms: 9x + -4x = 5x
-40 + 5x = -20 + 4x + -4x

Combine like terms: 4x + -4x = 0
-40 + 5x = -20 + 0
-40 + 5x = -20

Add '40' to each side of the equation.
-40 + 40 + 5x = -20 + 40

Combine like terms: -40 + 40 = 0
0 + 5x = -20 + 40
5x = -20 + 40

Combine like terms: -20 + 40 = 20
5x = 20

Divide each side by '5'.
x = 4

Simplifying
x = 4

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