7+5[2-x]=x-1

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Solution for 7+5[2-x]=x-1 equation:


Simplifying
7 + 5[2 + -1x] = x + -1
7 + [2 * 5 + -1x * 5] = x + -1
7 + [10 + -5x] = x + -1

Combine like terms: 7 + 10 = 17
17 + -5x = x + -1

Reorder the terms:
17 + -5x = -1 + x

Solving
17 + -5x = -1 + 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.
17 + -5x + -1x = -1 + x + -1x

Combine like terms: -5x + -1x = -6x
17 + -6x = -1 + x + -1x

Combine like terms: x + -1x = 0
17 + -6x = -1 + 0
17 + -6x = -1

Add '-17' to each side of the equation.
17 + -17 + -6x = -1 + -17

Combine like terms: 17 + -17 = 0
0 + -6x = -1 + -17
-6x = -1 + -17

Combine like terms: -1 + -17 = -18
-6x = -18

Divide each side by '-6'.
x = 3

Simplifying
x = 3

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