Answer:
3.4
Step-by-step explanation:
7w^3/5v
42v^3w^4/30v^4w
42 = 6 * 7
30 = 6*5 , factor
6*7v^3w^4/6*5v^4w
6 is common, cancel
7v^3w^4/5v^4w
simplify w^4/w = w^3
v^3/v^4 = 1/v
therefore, 7w^3/5v is the answer
7 9/14
1/2=7/14
1/7=2/14
7/14+2/14=9/14
5+2=7
