Answer:
the first one is 14xy+3x-y
the second one nothing can be done so that would be ur answer
the third one nothing can be done so that would be ur answer
the fourth one and the fifth one nothing can be done so that would be ur answer
5) k/35=3/7 : cross multiply
35*3=7k : simplify
105=7k : divide both sides of the equation by 7
k=15
6) 3/t=18/24 :cross multiply
18t=24*3 :simplify
18t=72 : divide both sides of the equation by 18
t=4
7) 10/8.4 = 5/m :cross multiply
10m=5 * 8.4 :simplify
10m=42 :divide both sides by 10
m=4.2
Answer:
3
Step-by-step explanation:
because that's the communicative property
A) 40
b) 3
c) 5
Hope this helps
Answer:
2/3 liter
Step-by-step explanation:
3.00 g/cm³ = 3.00 kg/L . . . . . . . 1000 g = 1 kg; 1000 cm³ = 1 L
For a mass of 2.00 kg, you need ...
(2.00 kg)/(3.00 kg/L) = 2/3 L ≈ 0.667 L
