Answer:
2x10 in power 10
Step-by-step explanation:
23467899213 estimate 20000000000, 2x 10000000000=2x10^10
Answer: the correct answer is choice A
Step-by-step explanation:
This is because the inequality symbols are pointed the correct way. The symbols are also showing the correct answers with the greater than or equal to sign is on the correct point value. You find the place for the equal to or greater/less than symbol by the open or closed circle point. An open circle means the number is not included in the answer while a closed circle is included in the answer.
Answer:
if the input has more than one arrow coming from it that whole table is not a function but if it only has one its a function
Step-by-step explanation:
u can only have one arrow from input for it to work as a function but if theres mutiple arrows from the output its still a function
Answer:
use -4y for x in the second equation
-4 y + 5 y = 2
so
y = 2
then x = -4(2) = -8
(-8 , 2)
Step-by-step explanation:
Let x be the cost of dryer, y be the cost of washer
x + y =821
x-79 = y
combine 2 equation
we got
x + (x-79) = 821
2x + 79 = 821
2x = 742
x=471
The cost of dryer is $471