12x+-4(x-10)=72

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Solution for 12x+-4(x-10)=72 equation:


Simplifying
12x + -4(x + -10) = 72

Reorder the terms:
12x + -4(-10 + x) = 72
12x + (-10 * -4 + x * -4) = 72
12x + (40 + -4x) = 72

Reorder the terms:
40 + 12x + -4x = 72

Combine like terms: 12x + -4x = 8x
40 + 8x = 72

Solving
40 + 8x = 72

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 8x = 72 + -40

Combine like terms: 40 + -40 = 0
0 + 8x = 72 + -40
8x = 72 + -40

Combine like terms: 72 + -40 = 32
8x = 32

Divide each side by '8'.
x = 4

Simplifying
x = 4

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