3x+6x-7=25

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Solution for 3x+6x-7=25 equation:


Simplifying
3x + 6x + -7 = 25

Reorder the terms:
-7 + 3x + 6x = 25

Combine like terms: 3x + 6x = 9x
-7 + 9x = 25

Solving
-7 + 9x = 25

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 9x = 25 + 7

Combine like terms: -7 + 7 = 0
0 + 9x = 25 + 7
9x = 25 + 7

Combine like terms: 25 + 7 = 32
9x = 32

Divide each side by '9'.
x = 3.555555556

Simplifying
x = 3.555555556

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