3x+7x-69=102

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Solution for 3x+7x-69=102 equation:


Simplifying
3x + 7x + -69 = 102

Reorder the terms:
-69 + 3x + 7x = 102

Combine like terms: 3x + 7x = 10x
-69 + 10x = 102

Solving
-69 + 10x = 102

Solving for variable 'x'.

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

Add '69' to each side of the equation.
-69 + 69 + 10x = 102 + 69

Combine like terms: -69 + 69 = 0
0 + 10x = 102 + 69
10x = 102 + 69

Combine like terms: 102 + 69 = 171
10x = 171

Divide each side by '10'.
x = 17.1

Simplifying
x = 17.1

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