25-45=3(x-1)-8

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Solution for 25-45=3(x-1)-8 equation: 


Simplifying
25 + -45 = 3(x + -1) + -8

Combine like terms: 25 + -45 = -20
-20 = 3(x + -1) + -8

Reorder the terms:
-20 = 3(-1 + x) + -8
-20 = (-1 * 3 + x * 3) + -8
-20 = (-3 + 3x) + -8

Reorder the terms:
-20 = -3 + -8 + 3x

Combine like terms: -3 + -8 = -11
-20 = -11 + 3x

Solving
-20 = -11 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-20 + -3x = -11 + 3x + -3x

Combine like terms: 3x + -3x = 0
-20 + -3x = -11 + 0
-20 + -3x = -11

Add '20' to each side of the equation.
-20 + 20 + -3x = -11 + 20

Combine like terms: -20 + 20 = 0
0 + -3x = -11 + 20
-3x = -11 + 20

Combine like terms: -11 + 20 = 9
-3x = 9

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

Simplifying
x = -3

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