Pre-Algebra Examples

$18 - 12 = 3 (x - 6)$

Step 1

Subtract $12$ from $18$ .

$6 = 3 (x - 6)$

Step 2

Simplify $3 (x - 6)$ .

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Step 2.1

Apply the distributive property.

$6 = 3 x + 3 \cdot - 6$

Step 2.2

Multiply $3$ by $- 6$ .

$6 = 3 x - 18$

Step 3

Graph each side of the equation. The solution is the x-value of the point of intersection.

$x = 8$

Step 4