Answer:
(7/10*20/7)y
2y (Simplified)
Step-by-step explanation:
According to the associative property, no matter how you regroup three or more numbers in a multiplication, the product will not change.
Then, keeping this on mind, you can regroup the multiplication given in the problem above as following:
(7/10*20/7)y
When you simplify you obtain:
(140/800)y=2y