Answer:
Step-by-step explanation:
starting point: 140 feet below sea level.=-140
she then decends= 7(4.5)=31.5
-140-31.5=-171.5
finally she ascends 112.2 feet
-171.5+112.2=-59.3 feet or 59.3 feet below sea level
Step-by-step explanation:
hope I understand your qyestion
Equation 1 : R+G=20
Equation 2 : 7R+3G=9
Multiply Equation by 3, it becomes
3R+3G=60 ...... Equation 3
Now Equation 3 minus Equation 2
-4R = 51
R = - 51/4
Sub R into Equation 1, you can find G
20/7 if you download the app photo math or go to the website symbalo it really helps with order of operations
Answer:
-1b-6
Step-by-step explanation:
Answer:
-13
Step-by-step explanation:
5th term - 4th term = common difference
= 19 - 27
= -8
Thus the 9th term = 5th term + 4(-8)
= 19 - 32
= -13 (answer
