7(3x+9)=6(2x+31)

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Solution for 7(3x+9)=6(2x+31) equation:


Simplifying
7(3x + 9) = 6(2x + 31)

Reorder the terms:
7(9 + 3x) = 6(2x + 31)
(9 * 7 + 3x * 7) = 6(2x + 31)
(63 + 21x) = 6(2x + 31)

Reorder the terms:
63 + 21x = 6(31 + 2x)
63 + 21x = (31 * 6 + 2x * 6)
63 + 21x = (186 + 12x)

Solving
63 + 21x = 186 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
63 + 21x + -12x = 186 + 12x + -12x

Combine like terms: 21x + -12x = 9x
63 + 9x = 186 + 12x + -12x

Combine like terms: 12x + -12x = 0
63 + 9x = 186 + 0
63 + 9x = 186

Add '-63' to each side of the equation.
63 + -63 + 9x = 186 + -63

Combine like terms: 63 + -63 = 0
0 + 9x = 186 + -63
9x = 186 + -63

Combine like terms: 186 + -63 = 123
9x = 123

Divide each side by '9'.
x = 13.66666667

Simplifying
x = 13.66666667

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