Answer:
26
Step-by-step explanation:
Devaughn = 2x
Sydney = x
x + 2x = 78
3x = 78
x = 78 / 3
x = 26
Hope that helps!
Answer:When you use a radical then if it gives a decimal then you just round it however it said like to the nearest whole or however it says to do it
Step-by-step explanation:
Answer:
I) 54.2 X 94 = 5094.8
J) 36.39 X 28 = 1018.92
K) 43.73 X 74.4 = 3253.512
81 to the 4th root is 3 and 3 cubed is 27.
