Let n = the amount natasha gets
len k = the amount karen gets
karen / natasha = k/n = 2 / 5
n = k +5 ksubstitute 210
2n = ...2(k + 210) = 5k
3k = 420.
k = 14
n = 35
[140 / 350 = 2 / 5 ]
n
the sum is: $490
Answer:
5 hours
Step-by-step explanation:
subtract 390 by 215 to get 175 then divide 175/35 to get 5
Answer:
3m = -3
Step-by-step explanation:
Subtract 2m from both sides of the equation:
-6 = 6m
Divide both sides by 2:
-3 = 3m
Answer:
f(- 3) = 8
Step-by-step explanation:
To evaluate f(- 3), substitute x = - 3 into f(x) , that is
f(- 3) = 2(- 3)² - 10 = 2(9) - 10 = 18 - 10 = 8
