Answer:
Step-by-step explanation:
You can use these Cramer's formulas to solve for x and y:
where
So,
Im not sure but
(sarah + tara)/2 = 8
(20 + tara)/2 = 8
20 + tara = 16
tara = 4hours ?? it doesn’t make logical sense but this is the only way i can think of
sorry if this wasn’t helpful ;-;
Answer:
i hope this helps you :) ....
Do 12-5 then 6.4 then 2.2 then whatever answer you get for 12-5 multiply it by the answer you get for 6.4 then subtract whatever answer you get for 2.2 hope this helps!
Answer: 14.51 gallons i think.
Step-by-step explanation: add them
