Answer:
A.
Step-by-step explanation:
81 - 16 = 65
81 - 16 = 65
formula c^2 = a^2 - b^2
c^2 = 81 - 16
√c^2 = √ 65
c = √ 65
Answer:
1/27
Step-by-step explanation:
The chance of getting X is ⅓. The chance of getting X then Y is ⅓², or ⅑. Finally, the chance of getting X, then Y, then Z is ⅓³, or 1/27
<span><span>y−12</span>=<span>−<span>2<span>(<span>x−3</span>)</span></span></span></span><span>y=<span><span>−<span>2x</span></span>+18</span></span>
Answer:
44yrs
Step-by-step explanation:
sum= 64
8yrs ago
Hanna = x - 8
Andrew =3x - 8
sum 8yrs ago
64 - <u>8</u> - <u>8</u> = 48 yrs
| \
Hanna's Andrew's
3x + x = 48
<u>4x</u> = <u>48</u>
4 4
x = 12
Andrew = 3x = 3 x 12 = 36( 8 yrs ago)
now = 36 + 8 = 44yrs
Hanna's = x = 12(8 yrs ago)
now = 12 + 8 = 20yrs
Answer:
it depends
Step-by-step explanation:
If you draw a green one then you would do better without it but if you draw a red you would do better putting it back