Pre-Algebra Examples

$(- 16.1) \cdot (9.4 (- 7.2)) = x \cdot (- 7.2) \cdot (- 16.1)$

Step 1

Multiply $(- 16.1) (9.4 (- 7.2))$ .

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Step 1.1

Multiply $9.4$ by $- 7.2$ .

$- 16.1 \cdot - 67.68 = x \cdot (- 7.2) \cdot (- 16.1)$

Step 1.2

Multiply $- 16.1$ by $- 67.68$ .

$1089.648 = x \cdot (- 7.2) \cdot (- 16.1)$

Step 2

Simplify $x \cdot (- 7.2) \cdot (- 16.1)$ .

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Step 2.1

Move $- 7.2$ to the left of $x$ .

$1089.648 = - 7.2 x \cdot - 16.1$

Step 2.2

Multiply $- 16.1$ by $- 7.2$ .

$1089.648 = 115.92 x$

Step 3

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

$x = \frac{47}{5}$

Step 4