3(-2x+1)=45

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Solution for 3(-2x+1)=45 equation: 


Simplifying
3(-2x + 1) = 45

Reorder the terms:
3(1 + -2x) = 45
(1 * 3 + -2x * 3) = 45
(3 + -6x) = 45

Solving
3 + -6x = 45

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + -6x = 45 + -3

Combine like terms: 3 + -3 = 0
0 + -6x = 45 + -3
-6x = 45 + -3

Combine like terms: 45 + -3 = 42
-6x = 42

Divide each side by '-6'.
x = -7

Simplifying
x = -7

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