3x+(x-3)=25

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


Simplifying
3x + (x + -3) = 25

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

Remove parenthesis around (-3 + x)
3x + -3 + x = 25

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

Combine like terms: 3x + x = 4x
-3 + 4x = 25

Solving
-3 + 4x = 25

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 4x = 25 + 3

Combine like terms: -3 + 3 = 0
0 + 4x = 25 + 3
4x = 25 + 3

Combine like terms: 25 + 3 = 28
4x = 28

Divide each side by '4'.
x = 7

Simplifying
x = 7

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