-21+9X=-14+2X

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Solution for -21+9X=-14+2X equation:


Simplifying
-21 + 9X = -14 + 2X

Solving
-21 + 9X = -14 + 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.
-21 + 9X + -2X = -14 + 2X + -2X

Combine like terms: 9X + -2X = 7X
-21 + 7X = -14 + 2X + -2X

Combine like terms: 2X + -2X = 0
-21 + 7X = -14 + 0
-21 + 7X = -14

Add '21' to each side of the equation.
-21 + 21 + 7X = -14 + 21

Combine like terms: -21 + 21 = 0
0 + 7X = -14 + 21
7X = -14 + 21

Combine like terms: -14 + 21 = 7
7X = 7

Divide each side by '7'.
X = 1

Simplifying
X = 1

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