6-9x=72-30x

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Solution for 6-9x=72-30x equation:


Simplifying
6 + -9x = 72 + -30x

Solving
6 + -9x = 72 + -30x

Solving for variable 'x'.

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

Add '30x' to each side of the equation.
6 + -9x + 30x = 72 + -30x + 30x

Combine like terms: -9x + 30x = 21x
6 + 21x = 72 + -30x + 30x

Combine like terms: -30x + 30x = 0
6 + 21x = 72 + 0
6 + 21x = 72

Add '-6' to each side of the equation.
6 + -6 + 21x = 72 + -6

Combine like terms: 6 + -6 = 0
0 + 21x = 72 + -6
21x = 72 + -6

Combine like terms: 72 + -6 = 66
21x = 66

Divide each side by '21'.
x = 3.142857143

Simplifying
x = 3.142857143

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