Basic Math Examples

$4 x + 7 + (2 x + 9) + (7 x - 2)$

Step 1

Remove parentheses.

$4 x + 7 + 2 x + 9 + 7 x - 2$

Step 2

Add $4 x$ and $2 x$ .

$6 x + 7 + 9 + 7 x - 2$

Step 3

Add $6 x$ and $7 x$ .

$13 x + 7 + 9 - 2$

Step 4

Simplify by adding and subtracting.

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Step 4.1

Add $7$ and $9$ .

$13 x + 16 - 2$

Step 4.2

Subtract $2$ from $16$ .

$13 x + 14$

$13 x + 14$

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