7x12= 84
1+6=7
12=12
So the area is 84
Answer:
answer is down below
Step-by-step explanation:
u have ur two brackets.
(9b+3)(b-7)=0
take 1 bracket at a time
9b+3=0
solve it so:
9b+3=0
9b=-3
b= -3 / 9
<u>Ans: b=-1/3</u>
take the other bracket
b-7=0
solve it:
<u>Ans: b=+7 </u>
Answer:
a. 6 commercials.
b. 12 commercials.
Step-by-step explanation:
a. You know that the entire commercial break is 3.6 minutes.
Then, if each commercial takes 0.6 minutes, you need to divide 3.6 minutes by 0.6 minutes in order to calculate the number of commercials that will be played.
Therefore, you get:
b. The other commercial break has the same lenght that the other one (3.6 minutes), but the commercials are half as long; this means that each commercial takes 0.3 minutes.
Then, you need to divide 3.6 minutes by 0.3 minutes in order to calculate the number of commercials that will be played during this break:
The work for your question
Answer:
the answer is B. the sum will be close to ½
½= 14/28
1/4 + 2/7
= (7+8)/28
= 15/28
so, the answer is B
Step-by-step explanation:
hope it helps you
brainliest plz