2X+7X=30-3

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Solution for 2X+7X=30-3 equation: 


Simplifying
2X + 7X = 30 + -3

Combine like terms: 2X + 7X = 9X
9X = 30 + -3

Combine like terms: 30 + -3 = 27
9X = 27

Solving
9X = 27

Solving for variable 'X'.

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

Divide each side by '9'.
X = 3

Simplifying
X = 3

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