159-(7x+13)=7(x+8)+x

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Solution for 159-(7x+13)=7(x+8)+x equation:


Simplifying
159 + -1(7x + 13) = 7(x + 8) + x

Reorder the terms:
159 + -1(13 + 7x) = 7(x + 8) + x
159 + (13 * -1 + 7x * -1) = 7(x + 8) + x
159 + (-13 + -7x) = 7(x + 8) + x

Combine like terms: 159 + -13 = 146
146 + -7x = 7(x + 8) + x

Reorder the terms:
146 + -7x = 7(8 + x) + x
146 + -7x = (8 * 7 + x * 7) + x
146 + -7x = (56 + 7x) + x

Combine like terms: 7x + x = 8x
146 + -7x = 56 + 8x

Solving
146 + -7x = 56 + 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.
146 + -7x + -8x = 56 + 8x + -8x

Combine like terms: -7x + -8x = -15x
146 + -15x = 56 + 8x + -8x

Combine like terms: 8x + -8x = 0
146 + -15x = 56 + 0
146 + -15x = 56

Add '-146' to each side of the equation.
146 + -146 + -15x = 56 + -146

Combine like terms: 146 + -146 = 0
0 + -15x = 56 + -146
-15x = 56 + -146

Combine like terms: 56 + -146 = -90
-15x = -90

Divide each side by '-15'.
x = 6

Simplifying
x = 6

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