Don't get confused with the second pair of brackets - you must apply the negative sign on the outside to all the signs on the inside, which now gives:
Now just take away the brackets and collect like terms to get:
Answer:
1/2 duh dummy
Step-by-step explanation:
8/3*7/10= 56/30= 28/15
This is because 8*3= 56 and 3*10=30