7x+6=2(x-9)-1

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Solution for 7x+6=2(x-9)-1 equation:


Simplifying
7x + 6 = 2(x + -9) + -1

Reorder the terms:
6 + 7x = 2(x + -9) + -1

Reorder the terms:
6 + 7x = 2(-9 + x) + -1
6 + 7x = (-9 * 2 + x * 2) + -1
6 + 7x = (-18 + 2x) + -1

Reorder the terms:
6 + 7x = -18 + -1 + 2x

Combine like terms: -18 + -1 = -19
6 + 7x = -19 + 2x

Solving
6 + 7x = -19 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
6 + 7x + -2x = -19 + 2x + -2x

Combine like terms: 7x + -2x = 5x
6 + 5x = -19 + 2x + -2x

Combine like terms: 2x + -2x = 0
6 + 5x = -19 + 0
6 + 5x = -19

Add '-6' to each side of the equation.
6 + -6 + 5x = -19 + -6

Combine like terms: 6 + -6 = 0
0 + 5x = -19 + -6
5x = -19 + -6

Combine like terms: -19 + -6 = -25
5x = -25

Divide each side by '5'.
x = -5

Simplifying
x = -5

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