7(x-4)=3x+12

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Solution for 7(x-4)=3x+12 equation:


Simplifying
7(x + -4) = 3x + 12

Reorder the terms:
7(-4 + x) = 3x + 12
(-4 * 7 + x * 7) = 3x + 12
(-28 + 7x) = 3x + 12

Reorder the terms:
-28 + 7x = 12 + 3x

Solving
-28 + 7x = 12 + 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.
-28 + 7x + -3x = 12 + 3x + -3x

Combine like terms: 7x + -3x = 4x
-28 + 4x = 12 + 3x + -3x

Combine like terms: 3x + -3x = 0
-28 + 4x = 12 + 0
-28 + 4x = 12

Add '28' to each side of the equation.
-28 + 28 + 4x = 12 + 28

Combine like terms: -28 + 28 = 0
0 + 4x = 12 + 28
4x = 12 + 28

Combine like terms: 12 + 28 = 40
4x = 40

Divide each side by '4'.
x = 10

Simplifying
x = 10

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