9x-210=2x-7

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Solution for 9x-210=2x-7 equation:


Simplifying
9x + -210 = 2x + -7

Reorder the terms:
-210 + 9x = 2x + -7

Reorder the terms:
-210 + 9x = -7 + 2x

Solving
-210 + 9x = -7 + 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.
-210 + 9x + -2x = -7 + 2x + -2x

Combine like terms: 9x + -2x = 7x
-210 + 7x = -7 + 2x + -2x

Combine like terms: 2x + -2x = 0
-210 + 7x = -7 + 0
-210 + 7x = -7

Add '210' to each side of the equation.
-210 + 210 + 7x = -7 + 210

Combine like terms: -210 + 210 = 0
0 + 7x = -7 + 210
7x = -7 + 210

Combine like terms: -7 + 210 = 203
7x = 203

Divide each side by '7'.
x = 29

Simplifying
x = 29

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