Step-by-step explanation:
r-5r-6s+8s-15
-4r+2s-15
= 2s-4r-15
Answer:
a) 
Step-by-step explanation:
Step(i):-
Given - 2 √3 + √75
we know that 25 × 3 = 75
- 2 √3 + √75
= -2 √3 + 
By using

= 
= 
= 
= 
The correct answer is B.
Feet below sea level means that the higher number, the lower the elevation. B has the highest number.
Answer:
2.19
Step-by-step explanation:
Answer:
<h2><em><u>
h = 13</u></em></h2>
Step-by-step explanation:
Solve for h.
h - 6 = 7
h = 7 + 6
h = 13
------------------
check
13 - 6 = 7
7 = 7
the answer is good