For this case, the first thing we must do is define a variable.
We have then:
x: unknown number
Doing the multiplication we have:

From here, we clear the value of x.
We have then:

Therefore, we have:
Answer:
7 times 1/7 equals 1
Answer:
1.associative property of addition
2.commutative property of addition
3.additive inverse
4.additive identity
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
23 students -15 students =8students
1) -2/2i
2) you divide the 2's
3) -1/i
5 feet is how far the ladder reaches