Solve each system using substitution. Check your answer.
x+y=8
y=3x

x = 2

y = 6

Step-by-step explanation:

x + y = 8

x + (3x) = 8

4x = 8

4x ÷ 4 = 8 ÷ 4

x = 2

y = 3x

y = 3(2)

y = 6

x + y = 8

(2) + (6) = 8

8 = 8

a) 0.25x times 3. (could be wrong on equation.)

b) 2.25 pound of dark chocolate. (can i eat all the chocolate? plz? anyway, again, could be wrong, but i hope im right. all the chocolate together should be 5.25 pounds)

have a good day!

10 down (bang1)

5 up

5down (2)

2.5 up

2.5 down (3)

1.25 up

1.25 down (4)

now add them up : )

hoped i lol