(x-1)-(7x-8)=3-2x

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Solution for (x-1)-(7x-8)=3-2x equation:


Simplifying
(x + -1) + -1(7x + -8) = 3 + -2x

Reorder the terms:
(-1 + x) + -1(7x + -8) = 3 + -2x

Remove parenthesis around (-1 + x)
-1 + x + -1(7x + -8) = 3 + -2x

Reorder the terms:
-1 + x + -1(-8 + 7x) = 3 + -2x
-1 + x + (-8 * -1 + 7x * -1) = 3 + -2x
-1 + x + (8 + -7x) = 3 + -2x

Reorder the terms:
-1 + 8 + x + -7x = 3 + -2x

Combine like terms: -1 + 8 = 7
7 + x + -7x = 3 + -2x

Combine like terms: x + -7x = -6x
7 + -6x = 3 + -2x

Solving
7 + -6x = 3 + -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.
7 + -6x + 2x = 3 + -2x + 2x

Combine like terms: -6x + 2x = -4x
7 + -4x = 3 + -2x + 2x

Combine like terms: -2x + 2x = 0
7 + -4x = 3 + 0
7 + -4x = 3

Add '-7' to each side of the equation.
7 + -7 + -4x = 3 + -7

Combine like terms: 7 + -7 = 0
0 + -4x = 3 + -7
-4x = 3 + -7

Combine like terms: 3 + -7 = -4
-4x = -4

Divide each side by '-4'.
x = 1

Simplifying
x = 1

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