Answer:
answer is 20............
Step-by-step explanation:
3x=13-19
x= -6/3
x= -2
Hi!
To answer this, first we have to find how much 1 notebook costs. We can do this by dividing:
Cost/amount = ?
Or in this case
5.25/5 = 1.5
Now we have to find how much 3 notebooks cost. We can do this by multiplying:
Cost of one x amount = ?
Or in this case
1.5 x 3 = 3.15
The answer is 3.15
Hope this helps! :)
The Pythagorean Theorem describes the relationship of the lengths of the sides of a right triangle.
Answer:
74.64
Step-by-step explanation:
hope this helps :)
tbm queria saber essa pergunta