3x-7=4x-25

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Solution for 3x-7=4x-25 equation:


Simplifying
3x + -7 = 4x + -25

Reorder the terms:
-7 + 3x = 4x + -25

Reorder the terms:
-7 + 3x = -25 + 4x

Solving
-7 + 3x = -25 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-7 + 3x + -4x = -25 + 4x + -4x

Combine like terms: 3x + -4x = -1x
-7 + -1x = -25 + 4x + -4x

Combine like terms: 4x + -4x = 0
-7 + -1x = -25 + 0
-7 + -1x = -25

Add '7' to each side of the equation.
-7 + 7 + -1x = -25 + 7

Combine like terms: -7 + 7 = 0
0 + -1x = -25 + 7
-1x = -25 + 7

Combine like terms: -25 + 7 = -18
-1x = -18

Divide each side by '-1'.
x = 18

Simplifying
x = 18

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