You have to add/multiply 2.50 by 3 to get the total cost of the cards. 2.50*3=7.5. then, you need to add/multiply 3.00 by 2 to get 6. 7.5+6= 13.5. 20-13.5=6.50.

the change was $6.50

6 0

3 years ago

What is the length of an dog treat?

katovenus [111]

It depend on what kind of dog for treat

8 0

3 years ago

Which system of equations has no solutions?

baherus [9]

Answer:

Step-by-step explanation:the lines do not cross therefor the two equations do not share a solution.

5 0

3 years ago

Help! I give brainlest. Problem is in Image

yawa3891 [41]

Answer:

Step-by-step explanation:

let's place 9 in place of p and 4 in place of q. I will use a star in place of that symbol for the sake of my convenience having to look for it, apologies.

$9 \star 4 = 9^2-4^2 = 81-16 = 65$

5 0

2 years ago

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