25=7x+2x-2

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Solution for 25=7x+2x-2 equation:


Simplifying
25 = 7x + 2x + -2

Reorder the terms:
25 = -2 + 7x + 2x

Combine like terms: 7x + 2x = 9x
25 = -2 + 9x

Solving
25 = -2 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
25 + -9x = -2 + 9x + -9x

Combine like terms: 9x + -9x = 0
25 + -9x = -2 + 0
25 + -9x = -2

Add '-25' to each side of the equation.
25 + -25 + -9x = -2 + -25

Combine like terms: 25 + -25 = 0
0 + -9x = -2 + -25
-9x = -2 + -25

Combine like terms: -2 + -25 = -27
-9x = -27

Divide each side by '-9'.
x = 3

Simplifying
x = 3

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