4x-20=3(5x+25)

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Solution for 4x-20=3(5x+25) equation:


Simplifying
4x + -20 = 3(5x + 25)

Reorder the terms:
-20 + 4x = 3(5x + 25)

Reorder the terms:
-20 + 4x = 3(25 + 5x)
-20 + 4x = (25 * 3 + 5x * 3)
-20 + 4x = (75 + 15x)

Solving
-20 + 4x = 75 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
-20 + 4x + -15x = 75 + 15x + -15x

Combine like terms: 4x + -15x = -11x
-20 + -11x = 75 + 15x + -15x

Combine like terms: 15x + -15x = 0
-20 + -11x = 75 + 0
-20 + -11x = 75

Add '20' to each side of the equation.
-20 + 20 + -11x = 75 + 20

Combine like terms: -20 + 20 = 0
0 + -11x = 75 + 20
-11x = 75 + 20

Combine like terms: 75 + 20 = 95
-11x = 95

Divide each side by '-11'.
x = -8.636363636

Simplifying
x = -8.636363636

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