<span>89 is the correct answer.
</span>
Answer:
1)
.
2)
3)
4)
5)
6)
7)
8)
Step-by-step explanation:
In the given number lines, rightarrows represent positive integers and leftarrows represent negative integers.
1)
In first number line we have two rightarrows.
Rightarrow from 0-4 = 4
Rightarrow from 4-9 = 5
So, required sum is
.
Similarly,
2)
3)
4)
5)
6)
7)
8)
Put x on one side of the equation
6x=(76+22)
6x=98
x=98/6
Simplify
x=49/3