Answer:
Step-by-step explanation:

use a calculator fo find the value
Answer:
20x-8y+ 7/20
Step-by-step explanation:
Step-by-step explanation:
1 Expand by distributing terms.
rx+r×2
2 Regroup terms.
rx+2r
Answer: 800
Divide 3200 by 4 to get 800.
Honestly I don’t really know but I do believe the answers to