How do you solve $12 (x - 6) = 3 x$ $12( x - 6) = 3x$ ?

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Answer 1 · 2016-10-22T16:35:40

$x = 8$ $x=8$

$12 (x - 6) = 3 x$ $12(x-6)=3x$

Open the brackets.

$12 x - 72 = 3 x$ $12x-72=3x$

Subtract $3 x$ $3x$ from both sides.

$9 x - 72 = 0$ $9x-72=0$

Add 72 to both sides.

$9 x = 72$ $9x=72$

Divide both sides by $9$ $9$ .

$x = 8$ $x=8$

How do you solve 12( x - 6) = 3x12(x−6)=3x12( x - 6) = 3x?