Which pair of expressions below are equivalent?
1. 8(5k-2) and 40k-16
2. 8k+5k and 13k^2
3. 8(5k) and 13k
4. k+k+k+k and k^4
The pair of expressions that are equivalent are:
1. 8(5k-2) and 40k-16
1. 8(5k-2) and 40k-16
2. 8k+5k and 13k^2
3. 8(5k) and 13k
4. k+k+k+k and k^4
1. 8(5k-2) and 40k-16