3 years ago

Charles has 9 times as many red marbles as blue marbles.

Mathematics

1 answer:

djyliett [7]3 years ago

6 0

Answer:

314 red marbles

Step-by-step explanation:

Red = r, blue = b,

r = 9b
r = b + 288

Substitute:

9b = b + 288
8b = 288
b = 288/8
b = 26

Red marbles:

r = 288 + 26 = 314

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