((-9+14)/2, (-20+12)/2)
(5/2,-8/2)
(5/2,-4)
Answer:
a) en cuántas filas la suma es igual?
2+7+2+0+2=13
0+1+6+1+0=8
2+0+2+8+1=13
es igual en dos filas la primera y la última
b)en cuántas columnas la suma es igual?
2+0+2=4
7+1+0=8
2+6+2=8
0+1+8=9
2+0+1=3
es igual en dos columnas la segunda y la tercera
listo :)
Step-by-step explanation:
Answer:
see explanation
Step-by-step explanation:
A drop in temperature is indicated by - ( negative symbol )
A drop of 2° followed by a drop of 3° is
- 2 + (- 3) = - 2 - 3 = - 5°
the sign of the sum is - ( negative add a negative is negative )
the total change in temperature is - 5°
the sum of 2 positive integers is positive , that is
+ 2 + (+ 3) = + 2 + 3 = = + 5
The <em><u>correct answer</u></em> is:
It shows the supply of an item at different prices.
Explanation:
The definition of a supply schedule is:
"A method used to show the different amounts of a certain product or item that a company would need to supply based on different price points.
"
This means it shows the amount of a product that a company should have based on the different prices it sells them at.
3z because the product means multiplication so it would be 3 times z which is just 3z