Step-by-step explanation:
m=-2
m^2+9m+3
substitute-2 in m
-2^2+9(-2)+3
= -19
Answer:
My number will be 44.
Step-by-step explanation:
- My number will be divided by 2.
- I will get 22.
- Then I'll 2 to my 22.
- It will give me 24.
- <u>44 divided by 2 = 22</u>
- <u>22 + 2 = 24</u>
Teachers often all this problem a donut problem because it’s like the donut hole getting cut out of the middle. The way that you solve this is to find the area of the whole yard and subtract the area of the fountain. Since they are rectangles we’re going to use A = LW
Area of yard - Area of fountain
A = (8x)(9x) - (2x)(5x)
A = 72 x^2. - 10 x^2
A 62 x^2