25=9x+4-2x

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Solution for 25=9x+4-2x equation:


Simplifying
25 = 9x + 4 + -2x

Reorder the terms:
25 = 4 + 9x + -2x

Combine like terms: 9x + -2x = 7x
25 = 4 + 7x

Solving
25 = 4 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
25 + -7x = 4 + 7x + -7x

Combine like terms: 7x + -7x = 0
25 + -7x = 4 + 0
25 + -7x = 4

Add '-25' to each side of the equation.
25 + -25 + -7x = 4 + -25

Combine like terms: 25 + -25 = 0
0 + -7x = 4 + -25
-7x = 4 + -25

Combine like terms: 4 + -25 = -21
-7x = -21

Divide each side by '-7'.
x = 3

Simplifying
x = 3

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