3(4-x)=5+4x

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


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

Solving
12 + -3x = 5 + 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.
12 + -3x + -4x = 5 + 4x + -4x

Combine like terms: -3x + -4x = -7x
12 + -7x = 5 + 4x + -4x

Combine like terms: 4x + -4x = 0
12 + -7x = 5 + 0
12 + -7x = 5

Add '-12' to each side of the equation.
12 + -12 + -7x = 5 + -12

Combine like terms: 12 + -12 = 0
0 + -7x = 5 + -12
-7x = 5 + -12

Combine like terms: 5 + -12 = -7
-7x = -7

Divide each side by '-7'.
x = 1

Simplifying
x = 1

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