3x+25=5x-20

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


Simplifying
3x + 25 = 5x + -20

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

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

Solving
25 + 3x = -20 + 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.
25 + 3x + -5x = -20 + 5x + -5x

Combine like terms: 3x + -5x = -2x
25 + -2x = -20 + 5x + -5x

Combine like terms: 5x + -5x = 0
25 + -2x = -20 + 0
25 + -2x = -20

Add '-25' to each side of the equation.
25 + -25 + -2x = -20 + -25

Combine like terms: 25 + -25 = 0
0 + -2x = -20 + -25
-2x = -20 + -25

Combine like terms: -20 + -25 = -45
-2x = -45

Divide each side by '-2'.
x = 22.5

Simplifying
x = 22.5

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