5x+4x-20=4x-10x+25

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Solution for 5x+4x-20=4x-10x+25 equation:


Simplifying
5x + 4x + -20 = 4x + -10x + 25

Reorder the terms:
-20 + 5x + 4x = 4x + -10x + 25

Combine like terms: 5x + 4x = 9x
-20 + 9x = 4x + -10x + 25

Reorder the terms:
-20 + 9x = 25 + 4x + -10x

Combine like terms: 4x + -10x = -6x
-20 + 9x = 25 + -6x

Solving
-20 + 9x = 25 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
-20 + 9x + 6x = 25 + -6x + 6x

Combine like terms: 9x + 6x = 15x
-20 + 15x = 25 + -6x + 6x

Combine like terms: -6x + 6x = 0
-20 + 15x = 25 + 0
-20 + 15x = 25

Add '20' to each side of the equation.
-20 + 20 + 15x = 25 + 20

Combine like terms: -20 + 20 = 0
0 + 15x = 25 + 20
15x = 25 + 20

Combine like terms: 25 + 20 = 45
15x = 45

Divide each side by '15'.
x = 3

Simplifying
x = 3

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