3(12-x)=1+4x

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


Simplifying
3(12 + -1x) = 1 + 4x
(12 * 3 + -1x * 3) = 1 + 4x
(36 + -3x) = 1 + 4x

Solving
36 + -3x = 1 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
36 + -3x + -4x = 1 + 4x + -4x

Combine like terms: -3x + -4x = -7x
36 + -7x = 1 + 4x + -4x

Combine like terms: 4x + -4x = 0
36 + -7x = 1 + 0
36 + -7x = 1

Add '-36' to each side of the equation.
36 + -36 + -7x = 1 + -36

Combine like terms: 36 + -36 = 0
0 + -7x = 1 + -36
-7x = 1 + -36

Combine like terms: 1 + -36 = -35
-7x = -35

Divide each side by '-7'.
x = 5

Simplifying
x = 5

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