7(3x+4)=12

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


Simplifying
7(3x + 4) = 12

Reorder the terms:
7(4 + 3x) = 12
(4 * 7 + 3x * 7) = 12
(28 + 21x) = 12

Solving
28 + 21x = 12

Solving for variable 'x'.

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

Add '-28' to each side of the equation.
28 + -28 + 21x = 12 + -28

Combine like terms: 28 + -28 = 0
0 + 21x = 12 + -28
21x = 12 + -28

Combine like terms: 12 + -28 = -16
21x = -16

Divide each side by '21'.
x = -0.7619047619

Simplifying
x = -0.7619047619

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