6[7-(-9x-8)]=216+234

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Solution for 6[7-(-9x-8)]=216+234 equation:


Simplifying
6[7 + -1(-9x + -8)] = 216 + 234

Reorder the terms:
6[7 + -1(-8 + -9x)] = 216 + 234
6[7 + (-8 * -1 + -9x * -1)] = 216 + 234
6[7 + (8 + 9x)] = 216 + 234

Combine like terms: 7 + 8 = 15
6[15 + 9x] = 216 + 234
[15 * 6 + 9x * 6] = 216 + 234
[90 + 54x] = 216 + 234

Combine like terms: 216 + 234 = 450
90 + 54x = 450

Solving
90 + 54x = 450

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + 54x = 450 + -90

Combine like terms: 90 + -90 = 0
0 + 54x = 450 + -90
54x = 450 + -90

Combine like terms: 450 + -90 = 360
54x = 360

Divide each side by '54'.
x = 6.666666667

Simplifying
x = 6.666666667

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