9[x-1]=-45

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Solution for 9[x-1]=-45 equation: 


Simplifying
9[x + -1] = -45

Reorder the terms:
9[-1 + x] = -45
[-1 * 9 + x * 9] = -45
[-9 + 9x] = -45

Solving
-9 + 9x = -45

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 9x = -45 + 9

Combine like terms: -9 + 9 = 0
0 + 9x = -45 + 9
9x = -45 + 9

Combine like terms: -45 + 9 = -36
9x = -36

Divide each side by '9'.
x = -4

Simplifying
x = -4

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