Answer:
8a - 7
Step-by-step explanation:
First, subtract 12a from 20a
20a - 12a
= 8a
Now, subtract -3 from -10.
Subtracting a negative number is the same as adding a positive number, so add 3 to -10.
-10 + 3
= -7
Put together 8a and -7
8a - 7
So, the simplified expression is 8a - 7
Answer:
A.
Step-by-step explanation:
Answer:
56cm
Step-by-step explanation:
5488 is the area of the rectangle.
we know that length x width = area
so to find the with we do area/length
so, 5488/98 =56
Answer:
110
Step-by-step explanation:
24/80=33/x
80/24= 3 1/3
3 1/3*33=110