8x-2(x-4)-1=7x-5

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Solution for 8x-2(x-4)-1=7x-5 equation:


Simplifying
8x + -2(x + -4) + -1 = 7x + -5

Reorder the terms:
8x + -2(-4 + x) + -1 = 7x + -5
8x + (-4 * -2 + x * -2) + -1 = 7x + -5
8x + (8 + -2x) + -1 = 7x + -5

Reorder the terms:
8 + -1 + 8x + -2x = 7x + -5

Combine like terms: 8 + -1 = 7
7 + 8x + -2x = 7x + -5

Combine like terms: 8x + -2x = 6x
7 + 6x = 7x + -5

Reorder the terms:
7 + 6x = -5 + 7x

Solving
7 + 6x = -5 + 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.
7 + 6x + -7x = -5 + 7x + -7x

Combine like terms: 6x + -7x = -1x
7 + -1x = -5 + 7x + -7x

Combine like terms: 7x + -7x = 0
7 + -1x = -5 + 0
7 + -1x = -5

Add '-7' to each side of the equation.
7 + -7 + -1x = -5 + -7

Combine like terms: 7 + -7 = 0
0 + -1x = -5 + -7
-1x = -5 + -7

Combine like terms: -5 + -7 = -12
-1x = -12

Divide each side by '-1'.
x = 12

Simplifying
x = 12

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