Answer:
4.87500
Step-by-step explanation:
hope this helps
Answer:
3.3 cm
Step-by-step explanation:
262/80 = 3.275 ≈ 3.3
Answer:
8
Step-by-step explanation:
18-12
12-X
X=12*12/18
X=8mm
Answer:
# red marbles = 25
# blue marbles = 7
Step-by-step explanation:
r + b = 32
r = 4 + 3b
substitute '4 + 3b' for 'r' in the 1st equation
4 + 3b + b = 32
4 + 4b = 32
4b = 28
b = 7
red = 32 - 7
r = 25
Step-by-step explanation:
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