Answer:
14-2a
Step-by-step explanation:
Since 15 and 21 are not included: we will have
=15-2a-1
=14-2a
Answer:
18 feet
Step-by-step explanation:
-6 +8x = -38
8x = -32
x = -4
I did this by first adding 6 to both sides to get 8x by itself. I then divided by 8 to get x by itself. I remembered to use the - - + rule (Two negatives make a positive, a positive and a negative make a negative). Hope this helps!
Answer:
40 unit squared
Step-by-step explanation:
10*8=80
80/2=40
You mean '39 is what percent of 12.5 ?'
So, the answer is
39/12.5 × 100
= 3.12 × 100
= 312%
So, 39 is 312% of 12.5.
(The percentage is greater because 39 is greater than 12.5)