6(7-x)=9(6-x)

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Solution for 6(7-x)=9(6-x) equation:


Simplifying
6(7 + -1x) = 9(6 + -1x)
(7 * 6 + -1x * 6) = 9(6 + -1x)
(42 + -6x) = 9(6 + -1x)
42 + -6x = (6 * 9 + -1x * 9)
42 + -6x = (54 + -9x)

Solving
42 + -6x = 54 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
42 + -6x + 9x = 54 + -9x + 9x

Combine like terms: -6x + 9x = 3x
42 + 3x = 54 + -9x + 9x

Combine like terms: -9x + 9x = 0
42 + 3x = 54 + 0
42 + 3x = 54

Add '-42' to each side of the equation.
42 + -42 + 3x = 54 + -42

Combine like terms: 42 + -42 = 0
0 + 3x = 54 + -42
3x = 54 + -42

Combine like terms: 54 + -42 = 12
3x = 12

Divide each side by '3'.
x = 4

Simplifying
x = 4

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