7[5-(-3x-6)]=63x+161

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Solution for 7[5-(-3x-6)]=63x+161 equation:


Simplifying
7[5 + -1(-3x + -6)] = 63x + 161

Reorder the terms:
7[5 + -1(-6 + -3x)] = 63x + 161
7[5 + (-6 * -1 + -3x * -1)] = 63x + 161
7[5 + (6 + 3x)] = 63x + 161

Combine like terms: 5 + 6 = 11
7[11 + 3x] = 63x + 161
[11 * 7 + 3x * 7] = 63x + 161
[77 + 21x] = 63x + 161

Reorder the terms:
77 + 21x = 161 + 63x

Solving
77 + 21x = 161 + 63x

Solving for variable 'x'.

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

Add '-63x' to each side of the equation.
77 + 21x + -63x = 161 + 63x + -63x

Combine like terms: 21x + -63x = -42x
77 + -42x = 161 + 63x + -63x

Combine like terms: 63x + -63x = 0
77 + -42x = 161 + 0
77 + -42x = 161

Add '-77' to each side of the equation.
77 + -77 + -42x = 161 + -77

Combine like terms: 77 + -77 = 0
0 + -42x = 161 + -77
-42x = 161 + -77

Combine like terms: 161 + -77 = 84
-42x = 84

Divide each side by '-42'.
x = -2

Simplifying
x = -2

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