Answer:
The last option.
Step-by-step explanation:
Hope this helps!
Wait hold on
Answer:
I'm not completely sure but try either 3x - 7
or 3 - 7x
Step-by-step explanation:
Hope one of them helps!
Answer:
Step-by-step explanation:
Red:black = 1:1
Red cards = x
Black cards =x
x + x = 48
2x = 48
x = 48/2
x = 24
No. of red cards = 24
No of black cards = 24
Now 8 red cards are removed
So, No. of red cards = 24 - 8 =16
Red: Black = 16:24

Red: Black = 2:3
<span>twice the sum of a number and seven is 8
2(x+7)=8</span>