16x-3(4x+7)=(2x+12)

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Solution for 16x-3(4x+7)=(2x+12) equation:


Simplifying
16x + -3(4x + 7) = (2x + 12)

Reorder the terms:
16x + -3(7 + 4x) = (2x + 12)
16x + (7 * -3 + 4x * -3) = (2x + 12)
16x + (-21 + -12x) = (2x + 12)

Reorder the terms:
-21 + 16x + -12x = (2x + 12)

Combine like terms: 16x + -12x = 4x
-21 + 4x = (2x + 12)

Reorder the terms:
-21 + 4x = (12 + 2x)

Remove parenthesis around (12 + 2x)
-21 + 4x = 12 + 2x

Solving
-21 + 4x = 12 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-21 + 4x + -2x = 12 + 2x + -2x

Combine like terms: 4x + -2x = 2x
-21 + 2x = 12 + 2x + -2x

Combine like terms: 2x + -2x = 0
-21 + 2x = 12 + 0
-21 + 2x = 12

Add '21' to each side of the equation.
-21 + 21 + 2x = 12 + 21

Combine like terms: -21 + 21 = 0
0 + 2x = 12 + 21
2x = 12 + 21

Combine like terms: 12 + 21 = 33
2x = 33

Divide each side by '2'.
x = 16.5

Simplifying
x = 16.5

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