x-7=2x-9

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Solution for x-7=2x-9 equation:


Simplifying
x + -7 = 2x + -9

Reorder the terms:
-7 + x = 2x + -9

Reorder the terms:
-7 + x = -9 + 2x

Solving
-7 + x = -9 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-7 + x + -2x = -9 + 2x + -2x

Combine like terms: x + -2x = -1x
-7 + -1x = -9 + 2x + -2x

Combine like terms: 2x + -2x = 0
-7 + -1x = -9 + 0
-7 + -1x = -9

Add '7' to each side of the equation.
-7 + 7 + -1x = -9 + 7

Combine like terms: -7 + 7 = 0
0 + -1x = -9 + 7
-1x = -9 + 7

Combine like terms: -9 + 7 = -2
-1x = -2

Divide each side by '-1'.
x = 2

Simplifying
x = 2

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