Chemistry Examples

$3 (5) + 7 (4) + 13 (5) + 28 - 205$

Step 1

Simplify each term.

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Step 1.1

Multiply $3$ by $5$ .

$15 + 7 (4) + 13 (5) + 28 - 205$

Step 1.2

Multiply $7$ by $4$ .

$15 + 28 + 13 (5) + 28 - 205$

Step 1.3

Multiply $13$ by $5$ .

$15 + 28 + 65 + 28 - 205$

$15 + 28 + 65 + 28 - 205$

Step 2

Simplify by adding and subtracting.

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Step 2.1

Add $15$ and $28$ .

$43 + 65 + 28 - 205$

Step 2.2

Add $43$ and $65$ .

$108 + 28 - 205$

Step 2.3

Add $108$ and $28$ .

$136 - 205$

Step 2.4

Subtract $205$ from $136$ .

$- 69$

$- 69$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$