Answer: 
Step-by-step explanation:
Negative four -> 
Times the sum of a number and 3 -> 
Is at least 28 -> 
PEMDAS. 16/4 = 4. 4+42 = 46. 46-4 = 42. Answer is 42!
Answer:
We can see that it is an isosceles triangle so base angles are equal.
Step-by-step explanation:
x + x + 56 = 180
2x = 180 - 56
2x = 124
x = 124/2
Therefore x = 62.
1044
-36=c/-29
Multiply -29 to both sides.
c=1044
Answer:
160 books
Step-by-step explanation:
To find the total amount of something, when given the percent and how much value the percent is, use this

This way we get:

Hope this answer helped! :)