6(6+x)=8(9+x)

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Solution for 6(6+x)=8(9+x) equation:


Simplifying
6(6 + x) = 8(9 + x)
(6 * 6 + x * 6) = 8(9 + x)
(36 + 6x) = 8(9 + x)
36 + 6x = (9 * 8 + x * 8)
36 + 6x = (72 + 8x)

Solving
36 + 6x = 72 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
36 + 6x + -8x = 72 + 8x + -8x

Combine like terms: 6x + -8x = -2x
36 + -2x = 72 + 8x + -8x

Combine like terms: 8x + -8x = 0
36 + -2x = 72 + 0
36 + -2x = 72

Add '-36' to each side of the equation.
36 + -36 + -2x = 72 + -36

Combine like terms: 36 + -36 = 0
0 + -2x = 72 + -36
-2x = 72 + -36

Combine like terms: 72 + -36 = 36
-2x = 36

Divide each side by '-2'.
x = -18

Simplifying
x = -18

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