7x-25=5x+15

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Solution for 7x-25=5x+15 equation:


Simplifying
7x + -25 = 5x + 15

Reorder the terms:
-25 + 7x = 5x + 15

Reorder the terms:
-25 + 7x = 15 + 5x

Solving
-25 + 7x = 15 + 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 + 7x + -5x = 15 + 5x + -5x

Combine like terms: 7x + -5x = 2x
-25 + 2x = 15 + 5x + -5x

Combine like terms: 5x + -5x = 0
-25 + 2x = 15 + 0
-25 + 2x = 15

Add '25' to each side of the equation.
-25 + 25 + 2x = 15 + 25

Combine like terms: -25 + 25 = 0
0 + 2x = 15 + 25
2x = 15 + 25

Combine like terms: 15 + 25 = 40
2x = 40

Divide each side by '2'.
x = 20

Simplifying
x = 20

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