X + 3x + 4x = 56
8x = 56
x = 7
The shortest piece is 7 inches
The middle piece is 7*3 = 21 inches.
The longest piece is 4*7 = 28 inches
Check
7 + 21 + 28 = 56 It does check and the lengths are correct.
Answer:
hope this helps
Step-by-step explanation:
x > −5
Answer c
Step-by-step explanation:
Answer:
3^2/5
Step-by-step explanation:
6 4/5 + 6 4/5 + 2 2/3 + 2 2/3 = 18 14/15
