Answer:
Mass and volume
Step-by-step explanation:
Formula Density=Mass/Volume
Step-by-step explanation:
I assume
SR = 2x + 23
RQ = x + 21
if that is true, then the situation is completely simple :
14 = (2x + 23) + (x + 21) = 3x + 44
3x = -30
x = -10
SR = 2×-10 + 23 = -20 + 23 = 3
RQ = -10 + 21 = 11
Answer:
Step-by-step explanation:
-2.1 and 0.2
Answer:
61
Step-by-step explanation:
add the number of minutes for each day and then divide that number by the number of days


1. 7b + 10
2. 13x
3. 4v
4. 2 + 2k
5. 12n
6. 0
7. 8 + 12x
8. 6v + 1
9. 7n
10. 7p
11. 1
12. 18 + 5n
13. 10x + 84
14. 18p - 40