Answer:$15-$20
Step-by-step explanation:
56.48 is about 55 38.99 is about 40. 55-40 = 15
Answer:
3xyz
Step-by-step explanation:
The required sum = 7xyz+(−5xyz)+9xyz+(−8xyz)
=7xyz–5xyz+9xyz–8xyz
=(7–5+9–8)xyz
=(16–13)xyz
=3xyz
It will be 42 because of the with times the 2nd highest
Answer:
x = 10
Step-by-step explanation:
if there 2 same triangle then they are right triangle
By using Pythagorean theorem for 1 of right triangle, we have
=
+ 
74 = 49 + 
74 - 49 = 
25 = 
therefore, x =
=
= 10