12x-5(3x+4)=1

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Solution for 12x-5(3x+4)=1 equation:


Simplifying
12x + -5(3x + 4) = 1

Reorder the terms:
12x + -5(4 + 3x) = 1
12x + (4 * -5 + 3x * -5) = 1
12x + (-20 + -15x) = 1

Reorder the terms:
-20 + 12x + -15x = 1

Combine like terms: 12x + -15x = -3x
-20 + -3x = 1

Solving
-20 + -3x = 1

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + -3x = 1 + 20

Combine like terms: -20 + 20 = 0
0 + -3x = 1 + 20
-3x = 1 + 20

Combine like terms: 1 + 20 = 21
-3x = 21

Divide each side by '-3'.
x = -7

Simplifying
x = -7

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