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

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


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

Reorder the terms:
6(6 + x) = 7(x + -9)
(6 * 6 + x * 6) = 7(x + -9)
(36 + 6x) = 7(x + -9)

Reorder the terms:
36 + 6x = 7(-9 + x)
36 + 6x = (-9 * 7 + x * 7)
36 + 6x = (-63 + 7x)

Solving
36 + 6x = -63 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
36 + 6x + -7x = -63 + 7x + -7x

Combine like terms: 6x + -7x = -1x
36 + -1x = -63 + 7x + -7x

Combine like terms: 7x + -7x = 0
36 + -1x = -63 + 0
36 + -1x = -63

Add '-36' to each side of the equation.
36 + -36 + -1x = -63 + -36

Combine like terms: 36 + -36 = 0
0 + -1x = -63 + -36
-1x = -63 + -36

Combine like terms: -63 + -36 = -99
-1x = -99

Divide each side by '-1'.
x = 99

Simplifying
x = 99

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