Algebra Examples

$[\begin{array}{c} 4 \\ 7 \end{array}] + [\begin{array}{c} 8 \\ 2 \end{array}]$

Step 1

Add the corresponding elements.

$[\begin{array}{c} 4 + 8 \\ 7 + 2 \end{array}]$

Step 2

Simplify each element.

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Step 2.1

Add $4$ and $8$ .

$[\begin{array}{c} 12 \\ 7 + 2 \end{array}]$

Step 2.2

Add $7$ and $2$ .

$[\begin{array}{c} 12 \\ 9 \end{array}]$