Eliminate y's
multiply second equaiton by 4
4x+4y=-4
add to first equation
3x-4y=-24
<u>4x+4y=-4 +</u>
7x+0y=-28
7x=-28
divide both sides by 7
x=-4
sub back
x+y=-1
-4+y=-1
add 4 to both sides
y=3
(x,y)
(-4,3)
D is answer
Answer:
60
Step-by-step explanation:
A.
10.50 divided by 2 is 5.25. meaning that each ticket is 5.25
Answer: divide by 100 is .0937
Step-by-step explanation:
If 2 trays have 12, and you need to get 20 trays, find out 2 * x = 20.
2 * 10 = 20.
So you need to multiply the problem by 10
10(2 trays = 12 ice cubes)
20 trays = 120 ice cubes.
⭐ Please consider brainliest! ⭐
✉️ If any further questions, inbox me! ✉️
