(x-1)-5(x-2)=x+7

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


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

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

Remove parenthesis around (-1 + x)
-1 + x + -5(x + -2) = x + 7

Reorder the terms:
-1 + x + -5(-2 + x) = x + 7
-1 + x + (-2 * -5 + x * -5) = x + 7
-1 + x + (10 + -5x) = x + 7

Reorder the terms:
-1 + 10 + x + -5x = x + 7

Combine like terms: -1 + 10 = 9
9 + x + -5x = x + 7

Combine like terms: x + -5x = -4x
9 + -4x = x + 7

Reorder the terms:
9 + -4x = 7 + x

Solving
9 + -4x = 7 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
9 + -4x + -1x = 7 + x + -1x

Combine like terms: -4x + -1x = -5x
9 + -5x = 7 + x + -1x

Combine like terms: x + -1x = 0
9 + -5x = 7 + 0
9 + -5x = 7

Add '-9' to each side of the equation.
9 + -9 + -5x = 7 + -9

Combine like terms: 9 + -9 = 0
0 + -5x = 7 + -9
-5x = 7 + -9

Combine like terms: 7 + -9 = -2
-5x = -2

Divide each side by '-5'.
x = 0.4

Simplifying
x = 0.4

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