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

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


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

Reorder the terms:
4x + -3(12 + 2x) = 7
4x + (12 * -3 + 2x * -3) = 7
4x + (-36 + -6x) = 7

Reorder the terms:
-36 + 4x + -6x = 7

Combine like terms: 4x + -6x = -2x
-36 + -2x = 7

Solving
-36 + -2x = 7

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + -2x = 7 + 36

Combine like terms: -36 + 36 = 0
0 + -2x = 7 + 36
-2x = 7 + 36

Combine like terms: 7 + 36 = 43
-2x = 43

Divide each side by '-2'.
x = -21.5

Simplifying
x = -21.5

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