Answer:
3 Feet
Step-by-step explanation:
The reason why it is 3 Feet is that 22 - 19 = 3. (Another anwser is 19 + 3 = 22)
Answer:
1. x=10,-10
2. x = 5
x = -5
3. x=-5
4. x ∈ {4,- 3/2}
Step-by-step explanation:
4b^2 - 16 =
4(b^2 - 4) =
4(b + 2)(b - 2)
Simply add up all.
4 1/2 + 6 2/3 + 9 1/4
(4 + 6 + 9) + 1/2 + 2/3 + 1/4
19 6/12 + 8/12 + 3/12 = (6+8+3)/12 = 17/12
19 17/12
19 1 5/12
19 + 1 5/12
= 20 5/12
20 5/12 yards was purchased.