Answer:

Step-by-step explanation:

Subtract 15 from both sides of the equation.


This is a word problem for 12.
Laura decided to throw a party. The DJ charged 2 dollars an hour and 4 dollars to use lights and fog. How long did the DJ play?
This one is for 11.
Kate wanted to go skating. When she got there it was 4 dollars an hour. The total cost was 12 dollars. How many hours did she skate?
Answer:
3(y)-5
Step-by-step explanation:
3: 3
y: as the answer
-: minus
5: 5
Answer:
The number of blocks in one hour is the same that the unit rate, so 16 blocks per hour
Step-by-step explanation:
we know that
To find out the unit rate, divide the total blocks by the total time
so

(a+h)^2+3(a+h)+5(a+h)
a^2+2ah+h^2+3a+3h+5
(x^2+3ax+5)(a+h)
<span>H^2+3a+3h+5</span>