Answer:
yes -2 is the correct answer
Step-by-step explanation:
7x+3=-17-3x
7x+3x=-17-3
10x=-20
x=-20/10
x=-2
Radius is half of the diameter so the radius of 4 is 2
Probability=blue marbles/total marbles
Probability=5/10=1/2
If you draw from the bag twice...
Probability = 1/2 x 1/2 = 1/4
answer: 1/4
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