Simplify -2r-8r+3-5+10r

$- 2 r - 8 r + 3 - 5 + 10 r$

Step 1

Subtract $8 r$ from $- 2 r$ .

$- 10 r + 3 - 5 + 10 r$

Step 2

Combine the opposite terms in $- 10 r + 3 - 5 + 10 r$ .

Add $- 10 r$ and $10 r$ .

$0 + 3 - 5$

Add $0$ and $3$ .

$3 - 5$

Step 3

Subtract $5$ from $3$ .

$- 2$