Answer:
10x2 + 2x + 13.
Step-by-step explanation:
10x2 + 3 - (-2x - 10) (Note you have to put the -2x - 10 in brackets).
= 10x2 + 3 + 2x + 10 (Distributing the negative over the brackets).
= 10x2 + 2x + 13.
Answer:
The area is 
Step-by-step explanation:
I assume that the figure is a square
The area of a square is equal to

where
b is the length side of the square
In this problem we have

substitute in the formula


<h3>
Answer: 7.20</h3>
Work Shown:
18% = 18/100 = 0.18
18% of 40 = 0.18*40 = 7.20
Answer:
-3 is the answer because if we divide 15 by 5 we get 3 . So it is same only the question is -15 divide by 5 so the answer is -3
Answer:
3.8
Step-by-step explanation:
3 8/10 can be written as 3.xx because all we have to do is 8 divided by 10 which equals .8 so 3+.8=3.8