9(4+x)=3(7x)+6-6

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Solution for 9(4+x)=3(7x)+6-6 equation:


Simplifying
9(4 + x) = 3(7x) + 6 + -6
(4 * 9 + x * 9) = 3(7x) + 6 + -6
(36 + 9x) = 3(7x) + 6 + -6

Remove parenthesis around (7x)
36 + 9x = 3 * 7x + 6 + -6

Multiply 3 * 7
36 + 9x = 21x + 6 + -6

Reorder the terms:
36 + 9x = 6 + -6 + 21x

Combine like terms: 6 + -6 = 0
36 + 9x = 0 + 21x
36 + 9x = 21x

Solving
36 + 9x = 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
36 + 9x + -21x = 21x + -21x

Combine like terms: 9x + -21x = -12x
36 + -12x = 21x + -21x

Combine like terms: 21x + -21x = 0
36 + -12x = 0

Add '-36' to each side of the equation.
36 + -36 + -12x = 0 + -36

Combine like terms: 36 + -36 = 0
0 + -12x = 0 + -36
-12x = 0 + -36

Combine like terms: 0 + -36 = -36
-12x = -36

Divide each side by '-12'.
x = 3

Simplifying
x = 3

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