Answer:
24 green marbles
Step-by-step explanation:
ez maths
Answer: 6
x -
y = x + 10/7
x = y + 10/7
x - 10/7 = y
y = x - 10/7
ANSWER :
- ( x+ 2 ) + 4
-x - 2 + 4
-x + 2
D
It's the only thing not listed aka the number of math problems.