9x-3(x+3)=100

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Solution for 9x-3(x+3)=100 equation:


Simplifying
9x + -3(x + 3) = 100

Reorder the terms:
9x + -3(3 + x) = 100
9x + (3 * -3 + x * -3) = 100
9x + (-9 + -3x) = 100

Reorder the terms:
-9 + 9x + -3x = 100

Combine like terms: 9x + -3x = 6x
-9 + 6x = 100

Solving
-9 + 6x = 100

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 6x = 100 + 9

Combine like terms: -9 + 9 = 0
0 + 6x = 100 + 9
6x = 100 + 9

Combine like terms: 100 + 9 = 109
6x = 109

Divide each side by '6'.
x = 18.16666667

Simplifying
x = 18.16666667

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