Algebra Examples

$2 r + 2 + 5 r - 2 + r$

Step 1

Combine the opposite terms in $2 r + 2 + 5 r - 2 + r$ .

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Step 1.1

Subtract $2$ from $2$ .

$2 r + 5 r + 0 + r$

Step 1.2

Add $2 r + 5 r$ and $0$ .

$2 r + 5 r + r$

Step 2

Add $2 r$ and $5 r$ .

$7 r + r$

Step 3

Add $7 r$ and $r$ .

$8 r$