Answer:
Let x = the number of marbles Tim has
Let 2x = the number of marbles Sue has
x + 2x + 15 = 63
3x = 48
x = 16 marbles
Step-by-step explanation:
Answer:
5 millimeters
Step-by-step explanation:
the conversion rate from cm to mm is 1 to 10 so 0.5 would equal to 5 mil
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