5x+x=42
6x=42
x=7
So the numbers are 7 and 35 (5*7)
[ Answer ]

[ Explanation ]
4(y + 6) - 2(y - 2)
[Expand] 4(y + 6): 4y + 24
4y + 24 - 2(y - 2)
[Expand] -2(y - 2): -2y + 4
4y + 24 - 2y + 4
[Simplify] 4y + 24 - 2y + 4: 2y + 28
= 2y + 28
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Answer:
You have a chance to get the pink marble at least once.
Answer:
Mary and Duke have 3,172 stamps altogether
1,364 + 1,808 = 3,172