X + y = -2
x - y = 6 solve using substitution show work please

x=2

​y=−4

Step-by-step explanation:

1. Solve for x in x+y=-2

x=−2−y

2. Substitute x=-2-y into x-y=6

−2−2y=6

3.  Solve for y in -2-2y=6

y=−4

4. Substitute y=-4 into x=-2-y

x=2

5. Therefore,

x=2

​y=−4

​​

d

step-by-step explanation:

d

.24

step-by-step explanation:

the probability is   .24

the first player had the highest probability of getting a silver marble

the game could be made fair by adding back the marble that was drawn after each draw